Environmental Science: Age 15

5 illustrated Environmental Science lessons for Age 15.

Volcanoes Ice and Early Oceans Long ago, volcanoes released hot gases and water vapor into the air. Icy comets and asteroids struck the young…
Emissions and Warming Factories, vehicles, and farms release gases that build up in the atmosphere. This thicker layer traps more he…
What a Field Takes In and Sends Out A cultivated field constantly receives water and nutrients and turns them into plant material. What leaves the…
Rain on a Split Hillside Rain hits both halves of the same slope with the same force. On the bare side the water carves channels and ca…
From Spring to Estuary A river catchment is all the land whose rainfall drains into one river system, bounded by high ridges called t…