The head of an international fitness empire says he is donating $125,000 to Labour and the Greens because he is fed up with National's inaction on climate change.

New Zealand's emissions of greenhouse gases grew 2.2 per cent in 2012, accelerating from 1.4 per cent in 2011.

The latest global report on climate change is "bad news" for New Zealand, which has far fewer mitigation policies than other advanced economies, the Green Party say.

Governments must switch from fossil fuels to nuclear, wind and solar energy to avoid a global warming catastrophe in a move costing about 300 billion ($578 billion) a year.

Solar power has won the global argument. Photovoltaic energy is already so cheap that it competes with oil, diesel and liquefied natural gas in much of Asia without subsidies.

'He's utterly misunderstood the issue.' Tom Chivers, the Telegraph's Environment writer, gets fired up about a review of a new book on global warming.

The game is up for climate change believers, writes Charles Moore after reading a new book: The Age of Global Warming, by Rupert Darwall.

To deny the reality of climate change and the need to do something about it is to ally oneself with the witch burners, cancer cure peddlers and purveyors of cars that run on water.

If you want to go on eating regularly in a rapidly warming world, live in a place that's high in latitude or high in altitude.

Leading Australian academics have warned that humans could face extinction from massive global health crises, plunging food production, and other damage.

NZ is unprepared for sea level rises that could turn 1-in-100 year flooding events into annual occurrences, a blockbuster report on climate change has revealed.

Nasa has revealed that one twin will be put in a rocket and the other kept on the ground as part of a study on the effects of orbiting the Earth.

The world's leading meteorological authority suggests that many of last year's weather extremes are likely to have been heavily influenced by rising global temperatures.

Just three days after Typhoon Haiyan, the biggest storm to ever make landfall, devastated my homeland, I attended the opening of the UN climate change talks in Poland.

People in coastal regions of Asia, particularly those living in cities, could face some of the worst effects of global warming, climate experts will warn this week.

Dame Vivienne Westwood has admitted she shares bathwater with her husband.

A look into how some of New Zealand's biggest volcanoes erupted hundreds of years ago could help predict lava flows for future eruptions.

The world's first great civilisations appear to have collapsed because of an ancient episode of climate change – according to new research carried out by scientists and archaeologists.

New controversy has erupted around the decision to allow 3 million tonnes of dredge spoil to be dumped near the fragile Great Barrier Reef.

Aman from China's pollution-choked north has become the first person to attempt to sue the Government for failing to protect its citizens from the effects of toxic smog.

The impact of volcanic eruptions on global warming could provide a new explanation for the so-called “pause” used by sceptics to deny climate change, scientists say.

Weapons of mass destruction are hard to find. The American and Australian Governments know a thing or two about that.

The standard climate change predictions said people in the tropics and the sub-tropics would be badly hurt by global warming.

The news broke this week: "Pacific winds 'pause' global warming". The story is that big winds have blown the warming that was predicted into the ocean.

Campaigners are out to hit the fossil fuel industry where it hurts, by making it an unacceptable place to invest. Peter Huck reports