Tag: featured

Why should we care about biodiversity?

Biodiversity exists on three scales: ecosystems, species, and genetic.  Biodiversity is a key indicator of the health and stability of an ecosystem.  An ecosystem consisting of a variety of populations which are genetically diverse will cope better when threatened by pollution, climate change, or…

Who speaks for the trees?

What do you see when you look at a tree?  In some cultures, trees represent courage and strength.  In science we see a tree as a producer of oxygen, habitat for birds, a storage container for carbon, a windbreaker, a climate controller, a soil…

The Greenhouse Effect

Let me quickly review for you how this works. So again, the surface of the Earth is heated by the sun. The amount of energy that comes out of the Earth, geothermal energy, is a few thousand times less than what actually comes from…

Ecosystem Services

Nature is not simply a warehouse of resources to serve human needs. Rather, it is a highly integrated, interdependent functioning system upon which all life forms, including the soil, water, plants, animals and humans depend for survival. In fact, Modern science has provided extensive…

Environmental Indicators

Have you ever heard the story of how coal miners would take canaries down in the coal mines to warn them of danger?  Methane gas and other gases can be toxic at high levels and the idea was to take a canary down into…

Welcome to AP Environmental Science

What is great about AP Environmental Science (APES)?  Science is all around us.  Some we can see and some of it we cannot.  A good portion of APES you can see and this makes it more enjoyable for a student as they think about…