Frustrated scientists hammer home the climate change message
11 Jul 2008

New Zealand scientists have gone on the offensive over climate change, issuing a 1700-word statement setting out the evidence that the climate is changing because of human activity.
The statement, issued under the auspices of the Royal Society of New Zealand, says that present global atmospheric concentrations of carbon dioxide far exceed pre-industrial values dating back at least 650,000 years, and that the increases since pre-industrial times are due primarily to fossil-fuel use and land-use change.
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