Make your own recycled paper!
Why is this marmot so fat?
Which is colder: North Pole or South Pole?
Tour the BIG QUESTIONS.
Check on Earth's health today.
Travel to Earth's past and possible future.
Planet Health Report
Air
Temperature
Sea Ice
Sea Level
Earth's atmosphere now has 395 parts of carbon dioxide for every million parts of air.
Earth's global average temperature is 1.3º hotter than it was in 1895.
The area of the Arctic Ocean covered by sea ice is only 66% as large at the end of summer 2009 as in 1979.
The global average sea level has risen 2 inches in the past 17 years.