Prime Minister Tony Abbott defended Australia's carbon pollution reduction target as in line with those of other countries after the nation's climate change authority criticised the goal as "disappointing".
Foreign experts have finally presented their preliminary findings into the tragic pestilence of hundreds of thousands of rare saiga antelopes in Kazakhstan.
President Barack Obama described climate change as one of the key challenges of our time as he announced the first ever limits on US power plant emissions.
Thirty years after France's deadly bomb attack on the Rainbow Warrior in New Zealand, anger still crackles in Pete Willcox's voice when he discusses the sinking of the Greenpeace flagship.
From flower emblazoned cemeteries to rooftop gardens and balconies, Norway's capital Oslo is creating a "bee highway" to protect endangered pollinators essential to food production.
Work to build an open-air pool on the River Thames in central London could start this year as more Britons dip their toes into the waters of outdoor swimming.
The world's tallest peak, Mount Everest, moved three centimetres (1.2 inches) to the southwest because of the Nepal earthquake that devastated the country in April.