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Planet Facts

Learn how our planet works and try a choice for each topic. Every fact has a source you can check with a grown-up.

Climate

Climate is the usual weather of a place over many years. Gases like carbon dioxide trap heat around Earth like a blanket.

  • Earth's average temperature is now more than 1 Β°C warmer than in the late 1800s.

    Source: NASA Climate Kids

  • There is more carbon dioxide in the air today than at any time in human history, mostly from burning coal, oil and gas.

    Source: NOAA Climate.gov

  • Growing plant foods usually releases fewer heat-trapping gases than producing meat and dairy.

    Source: Our World in Data

What would you do?

Your school is only a short walk away and the weather is fine. How do you get there?

Oceans

Oceans are giant, salty homes for whales, turtles, fish and tiny plankton. They also help control Earth's weather.

  • The ocean covers about 71% of Earth's surface.

    Source: NOAA

  • Scientists estimate that about half of the oxygen on Earth is made by ocean plankton.

    Source: NOAA Ocean Service

  • Plastic that reaches the sea can tangle animals or be mistaken for food.

    Source: NOAA Marine Debris Program

What would you do?

You are having a picnic at the beach. What do you do with your wrappers?

Forests

Forests are full of trees, fungi, insects, birds and mammals. Trees store carbon and give animals food and shelter.

What would you do?

You need paper for drawing. Which do you choose?

Recycling

Recycling turns old things into new things. Even better is to reduce what we use and reuse what we have.

  • Glass and metal cans can be recycled again and again.

    Source: US EPA

  • Food scraps can be composted into soil food for gardens.

    Source: US EPA

  • Reduce, reuse, recycle: the first two steps save the most energy and materials.

    Source: US EPA

What would you do?

Your yoghurt pot is empty. What happens next?

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