What Is the Troposphere?

The troposphere is the lowest layer of the atmosphere. It starts at ground level and extends upwards to about 13 km. All weather occurs in the troposphere.

What Color Is the Moon

What Color Is the Moon?

What Color Is the Moon? Published on: | Last Updated: If you look up close to the moon’s surface, what color is the moon? Well,

Mars Atmosphere Composition

Mars Atmosphere Compared to Earth

Carbon dioxide dominates Mars atmosphere. But Earth is rich in nitrogen and oxygen. Mars has a much thinner atmosphere. In fact, Earth is 100x denser.

Fantastic Fossils

A spyglass into the past

Like frozen photographs into geological time.

Environmental Science Salary Pyramid

How much can you earn?

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Sun Fusion

Sun Fusion: How the Sun Heats Up Earth

Fusion reactions power the sun. By fusing hydrogen to helium, the sun releases vast amounts of energy towards Earth. Then, sun fusion reaction heats Earth.

Earth Metabolism

What is Net Primary Productivity for Earth?

The Earth breathes. We gauge Earth metabolism by how much carbon dioxide plants absorb out of the atmosphere minus how much is given off during respiration.

Core Accretion Model

Planet Formation: How to Build a Real Planet

We use the core accretion model to describe planet formation and the creation of our solar system which includes a central star and natural orbiting objects.

Earth tilt

Earth Tilt: Our 23.5 Degrees Axis

Imagine sticking a pencil into the Earth’s poles and twisting your wrist 23.5°. This is the Earth tilt essential in seasonal patterns, climate and life on Earth.

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Age of Dinosaurs

The Dinosaur Era: When Dinosaurs Dominated

If you rewind the clock 230 million years back, dinosaurs dominated the land. Not just for a short span of time. But they lived for over 175 million years!

Archean Era Timeline

What Happened in the Archean Eon? [4.0 to 2.5 billion years ago]

Earth formed a stable climate in the Archean Eon. Because it cooled down from its molten state, Earth was able to support oceans, continents and oxygenation

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Soil Scientist Career

What Do Soil Scientists Do?

Soil scientists study how soils relate as a natural resource. This includes soil formation factors, classification, physical and chemical properties.

Fossil Records

Fossil Records: A Journey into the Past

When you unveil a fossil, it’s like rewinding into the past. Fossils are preserved remains from past living things such as bones, shells or exoskeletons.

Venus Facts

10 Planet Venus Facts: Is Venus Really Earth’s Twin?

Planet Venus neighbors the Earth. It’s the second planet closest the sun. Other facts include its counterclockwise rotation and how it rains sulfuric acid.

Carbon Dating

Carbon Dating: How Radioactive Isotopes Estimate Age

All life contains types of carbon. When an organism dies, carbon dating examines the ratio between carbon-14 (C14) and carbon-12 (C12) to estimate age.