Scientists on Tuesday called for action to defuse a time bomb of Arctic greenhouse gas as negotiators at UN talks grappled over a climate rescue pact.
A finance expert at Murdoch University has hypothesized that a worldwide ageing population could result in a natural reduction of carbon dioxide (CO2) emissions without the need for policy interventions.
The widest global effort yet to gauge citizens' views on climate change showed 79 percent to be "very concerned" about its effects, but less than half support a carbon tax to curb emissions, organisers said Sunday.
Japan may find itself the odd man out when Prime Minister Shinzo Abe presents his government's blueprint for combating climate change at this weekend's summit of the world's leading industrialized democracies.
The world community has rallied around the goal of limiting global warming to two degrees Celsius (3.6 degrees Fahrenheit), but how to get there is becoming a headache.
The major industrialised economies are far off track in helping the world meet the UN's global warming target, a monitoring group said on Thursday.
California lawmakers on Wednesday pushed through an ambitious climate change package to further reduce the state's carbon footprint and boost the use of renewable energy to 50 percent in 15 years.
Soil erosion that occurs in rainy seasons leads to a significant amount of carbon being released into the atmosphere, a new study shows.
Six leading oil and gas companies Monday called on governments to put into place a carbon pricing system, saying this would be the most effective way of cutting the emission of greenhouse gases.