Maryke Steffens
30 August 2007
Source: SciDev.Net
The researchers measure
photosynthesis in a chamber
Increasing atmospheric carbon dioxide levels could change the nature of grasslands and decrease their usefulness as grazing pastures, say researchers.
The study was published in the journal Proceedings of the National Academy of Sciences this week (27 August).
If carbon dioxide levels in the atmosphere continue to rise, [...]






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