top picks
Humans and the environment activity (BBC Bitesize)
Watch the animation on the impact of humans and global warming radiation then do the quiz!

Global warming (BBC Bitesize)
Read all about the greenhouse effect, global warming and climate change. Then try the test!

Acid rain video clip (BBC Class Clips)
Watch this video clip to find out about the causes and effects of acid rain.

Earth and atmosphere (s-cool)
Follow the links to concise revision notes on the Earth and atmosphere, then have a go at the multiple choice questions and exam style questions.

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 immune system
 blood cells
 biotechnology
 oils
 atmosphere
 pollution
 global warming
 acid rain
 CFCs
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