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Listed under:  Science  >  Life  >  Ecosystems  >  Biogeochemical cycles  >  Carbon cycle
Video

Water recycling

This 11 minute video segment from Catalyst provides an excellent explanation of the processes involved in recycling sewage for an urban water supply. It also provides a range of opinions and concerns in an excellent debate on the topic.

Interactive

What should I plant to balance my carbon footprint?

Discussion about the strategy if tree planting used to balance the impact of human activities and its effectiveness.

Online

Greener farming: protecting the environment

This study guide examines ways Australian cattle and sheep farmers are monitoring and researching how greenhouse gas emissions are being produced by farms and steps farmers use to reduce them. This includes selective breeding programs to produce cattle and sheep whose digestive processes emit less methane, research into ...