American Museum of Natural History
What is the Greenhouse Effect?
Without the greenhouse effect, Earth would not be inhabitable. A thorough online resource describes the greenhouse effect and how it occurs. The source highlights the different types of gases that work together to absorb the sun's...
World Wildlife Fund
Land of the Midnight Sun
From days of 24 hour sunlight, to endless nights that last for days, the Arctic is a very unique place to live. Examine the seasonal changes that occur in the northern-most reaches of the globe and the impact they have on the plants and...