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category archive listing Category Archives: grasslands

Carbon dioxide could make grasslands ‘unusable’

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, [...]