by Gareth
22 December 2009
The recent global uptick in atmospheric methane levels is confirmed today by new figures from NIWA’s Baring Head station, near Wellington. Southern hemisphere methane rose by 0.7% over the two years 2007-2008. The video above, narrated by tropospheric chemist Katja Riedel gives an inside view of what goes on in and above the Baring Head [...]
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by Gareth
7 December 2009
NIWA has released details of a newly calculated long term temperature series for New Zealand, based on 11 stations that have had no major site moves or significant adjustments made to their raw data. Running from 1930 to present, the series shows that significant warming has taken place, confirming that the national temperature series recently [...]
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