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Expert Reactions

Climate effects from burning all remaining fossil fuels – Expert reaction

John Kerr posted in on May 25th, 2016.

Burning the Earth’s remaining fossil fuels could lead to a bigger global temperature increase than expected, a new study finds. If we were to use up all of our planet’s fossil fuel resources, we’d increase the global average temperature by about 8°C globally by 2300, Canadian scientists report in Nature Climate Change. The scientists say […]

Living with drought – Experts respond

John Kerr posted in on January 14th, 2015.

2015 has got off to a very dry start and increasingly drought-like conditions could have a substantial impact on farmers in the coming weeks. Soil moisture measurements in both the North and South Islands are lower than average for this time of year, with irrigation restrictions already in place in parts of Canterbury and North […]

2014: World’s hottest year, NZ near average

John Kerr posted in on January 12th, 2015.

While 2014 was a near average year for New Zealand weather-wise, analysis of worldwide data has highlighted increasing global temperatures. According to the 2014 annual climate summary from NIWA, the nation-wide average temperature for 2014 was 12.8°C (0.2°C above the 1981-2010 annual average), making it the 23rd-warmest year since records began. The summary draws on […]

NIWA climate record court decision – experts respond

John Kerr posted in on September 7th, 2012.

The High court has has ruled in favour of NIWA, rejecting a legal challenge of the Crown Research Institute’s national temperature record. In 2010 the  New Zealand Climate Science Education Trust applied to the high court for a judicial review of the National Institute of Water and Atmospheric Research (NIWA)’s actions in publishing its national […]

2010 Global temperatures in top 3 warmest on record – WMO

Dacia Herbulock posted in on December 3rd, 2010.

The World Meteorological Organization released its draft annual statement on the status of global climate today at UN climate talks (COP16) in Cancun. The statement details extreme weather trends around the globe in the past year, and says that 2010 is set to be among the warmest three years since instrumental recordings began in 1850, […]

Media Coverage: CSC taking NIWA to court over data accuracy

Peter Griffin posted in on August 16th, 2010.

Reports emerged over the weekend that the New Zealand Climate Science Coalition (CSC) will be taking the National Institute of Water and Atmospheric Research (NIWA) to court over temperature data accuracy. The CSC has lodged papers asking that NIWA’s official temperatures record be invalidated – the records have been used to show that global warming […]

State of the Climate report – Experts respond

Dacia Herbulock posted in on July 29th, 2010.

The 2009 State of the Climate report by the US National Oceanic and Atmospheric Administration (NOAA), with contributions from the UK’s Met Office – released this morning is attracting substantial media coverage. As part of a full review of global climate over the past year, the report includes information on data from 10 key climate […]

New Zealand and Australia – warmest decade on record

Peter Griffin posted in on January 6th, 2010.

New Zealand and Australia experienced their warmest periods in the decade just closed since records began according to data released by NIWA and Australia’s Bureau of Meteorology. While 2009 was slightly cooler overall than the 1971 – 2000 average, says NIWA, the decade was still the warmest, followed by the 1980s, the 1970s and the […]

NZ Herald: World gets warmer as climate talks start

Peter Griffin posted in on December 9th, 2009.

Eloise Gibson of the NZ Herald reports on a recent figures from the World Meteorological Organisation which suggest that this year could be one of the hottest on record. Early figures suggest that 2009 was almost half a degree warmer than the long-term average, thus making it the fifth warmest year since 1850, when instrumental […]

NZPA: Warmest August in 155 years

Peter Griffin posted in on September 2nd, 2009.

The NZPA is reporting in the Dominion Post that New Zealand has experienced the warmest August since records began in the late 1860s.  Average temperatures for August were 1.7 C higher than normal. An excerpt: (read in full here) “It’s not global warming, it’s just good weather – last month was the warmest August New […]

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