These are the 13 different species of birds that are related in the galapagos islands.

Why do you think water is so important to living things

Now it's your turn to investigate human impact around the world. grab your virtual lab coat and put on your environmental science hat. you will be taking a trip around the globe to explore three locations. at each location, you will investigate the cause and effect relationships of deforestation, desertification, and urbanization. you will also gather evidence of how these factors have impacted the environment over time

What causes darkening of the skin as melanin production increases