Carbon currency the credits and debits of carbon emissions trading
Please see the activities listed at Nova: science in the news Enhanced greenhouse effect a hot international topic.
Science and Mathematics Initiative for Learning Enhancement (Illinois Institute of Technology, USA)
Photosynthesis using a water plant to measure the rate of photosynthesis.
New York Times (USA)
Tending to the greenhouse examining causes, effects and solutions for global warming.
Page updatedDecember 2013.