Explore the World Through Geography, Natural Resources & Daily History
Clear, reliable and engaging guides that help you understand our planet — from UK geography education to global natural resources and On This Day history events.
Explore, discover, and learn about the wonders of our world! At Earth Site, we’re passionate about bringing geography, history, and science to life for curious minds of all ages. Whether you’re delving into historical events, uncovering the mysteries of the natural world, or seeking interactive resources, you’re in the right place.
Here, you can uncover the stories behind historical events, explore the natural wonders of our planet, and gain valuable insights into how the Earth’s systems shape our daily lives. From the towering peaks of mountain ranges to the far-reaching impacts of human innovation, we aim to make every topic both engaging and informative.
Start your journey of discovery with us today, and let’s make learning an adventure!
What We Cover
Earth Site brings together engaging and accessible educational content designed to help you understand the world, its history, and its natural systems.
🌍 Geography Education (UK & Worldwide)
We publish clear, easy-to-understand geography resources for students, teachers and curious learners. Our guides support geography education in the UK and cover physical geography, climate, ecosystems, population, and global development.
⛏️ Natural Resources & Environmental Geography
Explore detailed country profiles covering natural resources, mining, energy, geology and global environmental challenges. We show how nations manage minerals, water, land and ecosystems, and why these resources matter.
📅 On This Day in History
Every day has a story. Our On This Day history series features major events, anniversaries, traditions, and cultural milestones from around the world — with timelines, context, and fun facts.
TIMELINE
Multiplying Fractions
Fractions are a fundamental concept in mathematics that represent a part of a whole. They are expressed as a ratio of two numbers, with the numerator representing the number of parts and the denominator representing the total number of equal parts. Multiplying fractions is an essential skill that allows us to calculate the product of two or more fractions. It is an important concept in various fields such as engineering, science, and finance. Summary Multiplying fractions involves multiplying the numerators and denominators separately. When multiplying fractions with like denominators, simply multiply the numerators and keep the denominator the same. To multiply fractions with unlike denominators, find a common denominator and convert each fraction before multiplying. Simplify the multiplication of fractions by cancelling out common factors in the numerators and denominators. To multiply mixed numbers, convert them to improper fractions and follow the same steps as multiplying fractions. Multiplying Fractions with Like Denominators Like denominators refer to fractions that have the same number in their denominators. When multiplying fractions with like denominators, we simply multiply the numerators together and keep the denominator the same. For example, if we have 2/5 multiplied by 3/5, we multiply 2 by 3 to get 6 as the numerator and keep the denominator as 5. The resulting fraction is 6/5. Multiplying Fractions with Unlike Denominators Unlike denominators refer to fractions that have different numbers in their denominators. To multiply fractions with unlike denominators, we need to find a common denominator. This can be done by finding the least common multiple (LCM) of the two denominators. Once we have a common denominator, we can multiply the...
Comparing Fractions
Understanding fractions is an essential skill in mathematics. Fractions are used in various real-world situations, such as cooking, measuring, and budgeting. Being able to compare fractions is particularly important as it allows us to determine which fraction is larger or smaller. In this article, we will explore the basics of fractions, different methods for comparing fractions, and real-world applications of comparing fractions. Summary Fractions represent parts of a whole or a group. When comparing fractions with the same denominator, the larger fraction is the one with the greater numerator. When comparing fractions with the same numerator, the larger fraction is the one with the smaller denominator. To compare fractions with different denominators, find a common denominator and convert the fractions to that denominator. Equivalent fractions have the same value and can be used to compare fractions. Understanding the Basics of Fractions A fraction is a way of representing a part of a whole. It consists of two parts: the numerator and the denominator. The numerator represents the number of parts we have, while the denominator represents the total number of equal parts that make up a whole. For example, in the fraction 3/4, 3 is the numerator and 4 is the denominator. Fractions can be represented visually using a fraction bar or a pie chart. The numerator is written above the fraction bar, and the denominator is written below it. For example, 3/4 can be represented as three parts out of four equal parts. Comparing Fractions with the Same Denominator When comparing fractions with the same denominator, we can simply compare their numerators. The fraction with the larger numerator...
Mixed Numbers and Improper Fractions
Mixed numbers and improper fractions are important concepts in mathematics that are used in various calculations and real-life situations. Understanding and working with them is crucial for solving problems involving fractions and for building a strong foundation in mathematics. Summary Mixed numbers are a combination of a whole number and a fraction. Improper fractions have a numerator that is greater than or equal to the denominator. To convert a mixed number to an improper fraction, multiply the whole number by the denominator and add the numerator. To convert an improper fraction to a mixed number, divide the numerator by the denominator and write the remainder as the numerator of the fraction. When adding or subtracting mixed numbers or improper fractions, it is important to find a common denominator first. Understanding Mixed Numbers and Improper Fractions A mixed number is a combination of a whole number and a proper fraction. It is written in the form of a whole number followed by a fraction, such as 3 1/2 or 4 3/4. The whole number represents the number of whole units, while the fraction represents the remaining part. On the other hand, an improper fraction is a fraction where the numerator is equal to or greater than the denominator. It does not have a whole number component. Examples of improper fractions include 5/3 or 7/2. Converting Mixed Numbers to Improper Fractions Converting mixed numbers to improper fractions involves multiplying the whole number by the denominator of the fraction, adding the numerator, and placing the result over the denominator. For example, to convert 3 1/2 to an improper fraction:Step 1: Multiply the...
Equivalent Fractions
Equivalent fractions are fractions that represent the same value, even though they may look different. In other words, they have different numerators and denominators, but they still represent the same amount or quantity. Understanding equivalent fractions is crucial in mathematics as it helps in simplifying fractions, comparing and ordering fractions, and solving various mathematical problems. Summary Equivalent fractions are fractions that represent the same value, but have different numerators and denominators. To find equivalent fractions, you can multiply or divide both the numerator and denominator by the same number. Simplifying fractions involves dividing both the numerator and denominator by their greatest common factor. Multiplying or dividing fractions by the same number will result in equivalent fractions. Common denominators can be used to find equivalent fractions by making sure the denominators are the same. Understanding the Concept of Equivalent Fractions To understand how fractions can be equivalent, let’s take an example. Consider the fractions 1/2 and 2/4. Although these fractions have different numerators and denominators, they represent the same value. This is because if we divide a whole into two equal parts, one part is equal to 1/2. Similarly, if we divide a whole into four equal parts, two parts are equal to 2/4. Therefore, 1/2 and 2/4 are equivalent fractions. Methods of Finding Equivalent Fractions There are several methods to find equivalent fractions: 1. Multiplying or dividing both the numerator and denominator by the same number: By multiplying or dividing both the numerator and denominator of a fraction by the same number, we can find an equivalent fraction. For example, if we multiply both the numerator and denominator of...
Fractions
Fractions are an essential part of mathematics and are used to represent parts of a whole or a group. A fraction consists of two parts: the numerator and the denominator. The numerator represents the number of parts we have, while the denominator represents the total number of equal parts that make up a whole or a group. To read a fraction, we say the numerator first and then the denominator. For example, 3/4 is read as “three-fourths” or “three over four.” To write a fraction, we use a horizontal line called a fraction bar or a forward slash (/) to separate the numerator and denominator. Summary Fractions represent parts of a whole or a group of objects. Proper fractions have a numerator smaller than the denominator, while improper fractions have a numerator larger than the denominator. To simplify fractions, divide both the numerator and denominator by their greatest common factor. To add or subtract fractions, find the common denominator and adjust the numerators accordingly. To multiply fractions, multiply the numerators and denominators separately and simplify if possible. Types of Fractions: Proper, Improper, and Mixed Fractions There are three main types of fractions: proper fractions, improper fractions, and mixed fractions. A proper fraction is a fraction where the numerator is smaller than the denominator. For example, 1/2 and 3/4 are proper fractions. These fractions represent parts of a whole or a group that are less than one whole. An improper fraction is a fraction where the numerator is equal to or greater than the denominator. For example, 5/4 and 7/3 are improper fractions. These fractions represent parts of a whole...
The Looming Danger of Lead (Pb) Poisoning: A Wake-Up Call for Britain
Lead poisoning is a serious health issue that occurs when a person is exposed to high levels of lead, a toxic metal. In Britain, lead poisoning has been a concern for many years, with various sources of exposure contributing to the problem. Lead can enter the body through ingestion, inhalation, or absorption through the skin. Once inside the body, it can accumulate and cause a range of health problems. This article will explore the historical use of lead in Britain, its impact on public health, symptoms and health effects of lead poisoning, sources of lead exposure, risks and precautions for children, occupational hazards and safety measures, lead contamination in food and water, environmental pollution, legal regulations and policies, and tips for preventing lead poisoning. Summary Lead poisoning has been a problem in Britain for centuries due to the historical use of lead in various industries. Symptoms of lead poisoning include abdominal pain, headaches, and developmental delays in children. Sources of lead exposure in Britain include old paint, contaminated soil, and lead pipes in older homes. Children are particularly vulnerable to lead poisoning and precautions should be taken to prevent exposure. Legal regulations and policies exist in Britain to limit lead exposure, but individuals and communities can also take steps to prevent lead poisoning. Historical Use of Lead in Britain and Its Impact on Public Health Lead has been used in various industries throughout history in Britain. It was commonly used in plumbing systems, paint, gasoline, and even cosmetics. The use of lead in these products had severe consequences for public health. For example, lead pipes used in plumbing systems...
The Toxic Truth About Thallium (Tl): Understanding its Harmful Effects
Thallium (Tl) is a chemical element that is highly toxic to humans and animals. It is a soft, malleable, and silvery-white metal that is found naturally in the Earth’s crust. Thallium has a variety of industrial uses, including in the production of electronics, glass, and ceramics. However, its toxicity poses a significant risk to human health and the environment. Understanding thallium toxicity is crucial because it can have severe health effects and even be fatal if not properly managed. Thallium poisoning can occur through various sources and routes of exposure, making it important to be aware of its potential dangers. By recognizing the symptoms of thallium poisoning and understanding its mechanism of toxicity, individuals can seek appropriate medical treatment and take steps to prevent exposure. Summary Thallium is a potentially deadly element that can cause severe poisoning. Thallium can enter the body through various sources and routes of exposure. Recognising the symptoms of thallium poisoning is crucial for early detection and treatment. Thallium toxicity can have short-term and long-term health effects on the body. Treatment options for thallium poisoning include chelation therapy and supportive care. How Thallium Enters the Body: Sources and Routes of Exposure Thallium can enter the body through various sources and routes of exposure. Common sources of thallium exposure include contaminated food and water, occupational exposure in industries that use or produce thallium compounds, and accidental ingestion or inhalation of thallium-containing substances. The routes of entry into the body include ingestion, inhalation, and dermal absorption. Ingestion is the most common route of exposure, as thallium can contaminate food and water sources. Inhalation can occur in occupational...
Using Calculators
Calculators have come a long way since the invention of the abacus thousands of years ago. The abacus, which was used by ancient civilizations such as the Egyptians and the Chinese, was a simple device that allowed users to perform basic arithmetic calculations. Over time, calculators evolved and became more sophisticated, eventually leading to the modern-day calculators we use today. The first mechanical calculator, known as the Pascaline, was invented by Blaise Pascal in the 17th century. This device used gears and wheels to perform addition and subtraction. In the 19th century, Charles Babbage developed the Analytical Engine, which was considered to be the first general-purpose computer. It had the ability to perform complex calculations using punched cards. The invention of electronic calculators in the mid-20th century revolutionized the field of mathematics and science. These calculators used transistors and integrated circuits to perform calculations quickly and accurately. They were smaller, more portable, and more powerful than their mechanical counterparts. Today, calculators are an essential tool in various fields such as mathematics, science, engineering, finance, and everyday life. They have made complex calculations easier and more accessible to everyone. Summary Calculators have a long history, dating back to the abacus in ancient times. Basic functions of a calculator include addition, subtraction, multiplication, and division. When choosing a calculator, consider factors such as the type of calculations you will be doing and the size and functionality of the calculator. To maximize your calculator’s potential, learn shortcuts and functions such as memory and percentage calculations. Common errors to avoid when using a calculator include inputting the wrong numbers and forgetting to clear...
Square and Cube Numbers
Square and cube numbers are important concepts in mathematics that are used in various fields such as geometry, physics, and computer science. Understanding these numbers is crucial for solving mathematical problems and for practical applications in real life. Square numbers are numbers that are obtained by multiplying a number by itself. For example, 3 multiplied by 3 equals 9, so 9 is a square number. Cube numbers, on the other hand, are obtained by multiplying a number by itself twice. For example, 2 multiplied by 2 multiplied by 2 equals 8, so 8 is a cube number. Understanding square and cube numbers is important because they have many applications in different areas of study. They are used in geometry to calculate areas and volumes, in physics to describe the motion of objects, and in computer science for various calculations and algorithms. By understanding these numbers, we can better comprehend the world around us and solve complex problems. Summary Square numbers are the result of multiplying a number by itself. Square numbers have properties such as being odd or even and ending in specific digits. Examples of square numbers include 4, 9, and 16. Square numbers have applications in real life such as in measuring area and calculating distances. Cube numbers are the result of multiplying a number by itself three times. Cube numbers have properties such as being odd or even and ending in specific digits. Examples of cube numbers include 8, 27, and 64. Cube numbers have applications in real life such as in measuring volume and calculating the dimensions of objects. The main difference between square and...
Mercury: The Silent Killer Lurking in Your Home
Mercury is a toxic heavy metal that can be found in various forms in our environment. It is a naturally occurring element, but it can also be released into the environment through human activities such as burning fossil fuels and waste incineration. Mercury is particularly dangerous because it can accumulate in the food chain, leading to higher concentrations in fish and seafood, which are commonly consumed by humans. Being aware of the presence of mercury in your home is crucial for protecting yourself and your family from its harmful effects. Exposure to mercury can have serious health consequences, especially for vulnerable populations such as pregnant women, infants, and young children. In this article, we will explore the sources of mercury in your home, the health risks associated with exposure, and how to minimize your risk. Summary Mercury is a dangerous substance that can be found in many household products. Exposure to mercury can lead to serious health risks, including neurological damage. Symptoms of mercury poisoning include tremors, memory loss, and mood swings. Children, pregnant women, and those who eat a lot of fish are most at risk of mercury poisoning. To reduce your risk of exposure, be aware of products that contain mercury and dispose of them properly. Sources of Mercury in Your Home: Identifying the Culprits There are several common household items that may contain mercury. One of the most well-known sources is compact fluorescent light bulbs (CFLs), which contain a small amount of mercury vapor. Other potential sources include thermometers, thermostats, batteries, certain types of switches, and some older electronics such as televisions and computer monitors. To...
Prime Factors
Prime factors are an essential concept in mathematics that play a significant role in various areas of study, including number theory, cryptography, and problem-solving. Understanding prime factors is crucial for solving complex mathematical problems and has practical applications in real life. In this article, we will explore the basics of prime factors, how to find them, their importance in mathematics, their connection to prime numbers, and their applications in different fields. Summary Prime factors are the building blocks of numbers and are essential in mathematics. To find the prime factors of a number, divide it by the smallest prime number until the result is a prime number. Prime factorization is crucial in solving complex problems, such as finding the greatest common divisor or least common multiple. Prime factors play a significant role in cryptography, where they are used to encrypt and decrypt messages. Prime factors have practical applications in real life, such as in computer science and engineering. Understanding the Basics of Prime Factors Prime factors are the prime numbers that divide a given number evenly without leaving a remainder. In other words, they are the building blocks of a number. For example, the prime factors of 12 are 2 and 3 because 2 × 2 × 3 = 12. Prime factors are always prime numbers themselves and cannot be further divided into smaller whole numbers. Properties of prime factors include the fact that every positive integer greater than 1 can be expressed as a product of prime factors in a unique way. This is known as the fundamental theorem of arithmetic. Additionally, the prime factorization of a number...
Prime Numbers
Prime numbers are a fundamental concept in mathematics with a wide range of applications in various fields. They have intrigued mathematicians for centuries due to their unique properties and patterns. In this blog post, we will explore the world of prime numbers, from their definition and properties to their applications in cryptography, computer science, and everyday life. We will also delve into the history of the search for the largest prime number, the role of prime numbers in mathematics and science, and the unsolved problems and current research in prime number theory. Summary Prime numbers are numbers that can only be divided by 1 and themselves. The Sieve of Eratosthenes is a method for finding prime numbers by eliminating multiples of smaller primes. Prime numbers are important in cryptography because they are used to create secure encryption keys. The distribution of prime numbers follows patterns and conjectures, but there is still much research to be done in this area. The largest known prime number has over 24 million digits and was discovered in 2018. What are Prime Numbers and How are They Defined? Prime numbers are natural numbers greater than 1 that have no divisors other than 1 and themselves. In other words, they cannot be divided evenly by any other number except for 1 and the number itself. For example, 2, 3, 5, 7, and 11 are all prime numbers. Prime numbers have several interesting properties. One of the most notable properties is that every natural number greater than 1 can be expressed as a product of prime numbers in a unique way, known as the fundamental...