Balancing the greenhouse gas emissions budget: it’s not just carbon!–by Emma Elbaum
Imagine, for a moment, a seesaw. On one side, put volcanoes, fires, and decomposing plants. On the other side, put trees, oceans, crops, and gardens. This seesaw represents how carbon dioxide enters and leaves the atmosphere. Trees, oceans, soil, and living organisms remove and store carbon dioxide from the atmosphere, …