Climate Change

No escape from climate change, as Hong Kong's freak storms remind us

No escape

Photos of Festival Walk have been doing the rounds recently as Hongkongers paused to marvel at the storm-battered mall that was turned, temporarily, into a waterfall-laden urban jungle as the city was pounded by golf-ball-sized hailstones.

Saturday, 5 April, 2014, 6:21am 6 comments

UN warns over world’s food supplies amid climate change

Intergovernmental Panel on Climate Change (IPCC) Working Group II co-chairman Chris Field (2nd left) at the 10th plenary of the IPCC Working Group II in Tokyo. Photo: AFP

Climate change has already cut into global food supply and is fuelling wars and natural disasters, but governments are unprepared to protect those most at risk, according to a report from the UN’s climate science panel.

The report is the first update in seven years from the UN’s international panel of experts, which is charged with producing the definitive account of climate change.

31 Mar 2014 - 1:35pm

China-US co-operation would reduce hot air on climate change

Illustration: Emilio Rivera

Lots of fossil fuel has been burned over two decades as government officials and sundry others have sped across the globe to frequent United Nations-sponsored meetings aimed at tackling catastrophic climate change.

20 Mar 2014 - 5:08am

Climate change puts polar bear and humans on collision course

Polar bears play on the shores of Hudson Bay. Photo: AP

It was just a few days after a polar bear had mauled two people in the centre of town that the patrol officer pulled up by the school and scanned the rocky shoreline of Hudson Bay looking for a telltale white lump.

28 Nov 2013 - 8:21pm

Methane emissions in US may have been underestimated by half

A methane gas well site in Bayfield, Colorado. Photo: AP

Regulators may have underestimated by half the amount of the greenhouse gas methane emitted in the United States, according to a study published by the Proceedings of the National Academy of Sciences.

27 Nov 2013 - 1:48am

Global CO2 emissions reach 36 billion tonnes this year, driven by China and coal

A man walking past a coal plant amidst a dust storm in Lingwu, Ningxia Hui Autonomous Region. Photo: Reuters

Emissions of carbon dioxide from fossil fuels and cement production reached a new high in 2012, rising 2.2 per cent over 2011 due chiefly to an increase in coal-burning China, scientists said Tuesday.

19 Nov 2013 - 8:29pm 1 comment

UN climate panel warns of dangers of rising temperatures

Protesters outside the IPCC meeting. Photo: AFP

Scientists, environmentalists and politicians reacted with concern yesterday as a UN climate panel warned temperatures could rise by as much as 4.8 degrees Celsius this century due to man's voracious energy consumption.

28 Sep 2013 - 3:06am

How much longer can the world support our way of life?

Green Cross International's General Assembly is the peak decision-making body that was held on Sept 2 2013 to coincide with the 20th anniversary of our organisation.

6 Sep 2013 - 2:31pm 16 comments

Fear over shrinking Himalayan glaciers allayed

The world''s glaciers, including those in the Himalayas, appear to be declining at worrying rates, say Nasa. Photo: AP

Glacier systems that feed two key rivers in South Asia will badly retreat this century, but demands for water are still likely to be met, a study predicted. The health of glaciers in the Himalayas is a closely-watched issue, as they supply vital meltwater to a region facing surging population growth and rising demands for food.

6 Aug 2013 - 2:40am

Arctic buoy photo shows 'melt pond', not drastic sign of global warming

A scientific observation buoy floats appears to be floating in an Arctic lake

Alarming images of a scientific observation buoy floating in what appeared to be an Arctic lake near the North Pole lit up the online world in the past week, sparking questions about whether this was a sign of global warming. Now, the scientist who installed the buoy has given a succinct answer: no.

31 Jul 2013 - 3:40am

Arctic ice melt an 'economic time bomb'

Rapid melting of summer sea ice in the Arctic may have  dire implications for the global economy. Photo: AP

Rapid thawing of the Arctic could trigger a catastrophic "economic time bomb" which would cost trillions of dollars and undermine the global financial system, say a group of economists and polar scientists.

26 Jul 2013 - 2:32am 1 comment

Arctic thaw boosts bottom line for Russian energy firm

Arctic sea ice has shrunk to record levels. Photo: EPA

The polar ice cap is melting, and if executives at the Russian energy company Novatek feel guilty about profiting from that, they do not let it be known in public. From this windswept shore of the Yurkharovskoye gas field in the Arctic Ocean, where Novatek owns enormous natural gas deposits, a stretch of thousands of kilometres of ice-free water leads to China. The company intends to ship the gas directly there.

26 Jul 2013 - 2:45am

Forests may be adapting to climate change, US research shows

US research shows forests may be adapting to climate change

The fate of the world's forests on a warming planet has long been one of the great unanswered questions about climate change. Now, new research is complicating the picture further, suggesting that big shifts are already under way in how forests work.

12 Jul 2013 - 3:45am

Barack Obama to outline 'national plan' on climate change

President Obama is to make a major speech on climate change on Tuesday. Photo: AFP

US President Barack Obama will give a major speech on climate change Tuesday in which he will propose a “national plan” to curb carbon pollution despite resistance from Congress.

23 Jun 2013 - 11:54am

Climate change threat looms for many species

Conservationists fear that rare species such as the giant tortoise are at severe risk from climate change. Photo: AFP

Many species of birds, amphibians and corals not now under threat will be at risk from climate change and have been wrongly omitted from conservation planning, according to an international study.

14 Jun 2013 - 3:47am