US President Barack Obama rejects the proposed Keystone XL oil pipeline from Canada in a victory for environmentalists who campaigned against the project for more than seven years.

The UN's Green Climate Fund (GCF) says it approved its first financing of projects to help developing countries fight global warming, three weeks before a summit opens in Paris to ink a climate rescue pact.

The significance of East Africa’s Turkana basin, which is called the cradle of humanity, in human history is still unclear. Now some ancient herbivore teeth are revealing the region’s special climate around the time our genus Homo first appeared.

The threat facing us all is very real, even if it is not as apparent to all of us as it is to the inhabitants of the small island states. There is a role for everyone in confronting it. The Paris conference must be a watershed moment, leading us into an era of green economic development and opportunity.

Climate change is speeding up the melting of the great sheet of ice covering Greenland, a frozen mass the size of Alaska that holds an estimated 10 percent of the world’s ice and scientists are sure of it, reports news and lifestyle magazine TakePart.

The UN says the current climate plans from 146 countries represent a significant advance-- but will not enough to prevent dangerous warming.

Climate change is affecting Bangladesh severely. Bangladesh is suffering from untimely flood, drought, rise in temperature, etc.

However, what is still to be agreed upon is how the $50 billion for adaptation is to be delivered with the GCF being unable to deliver any money yet, and in an even more troubling move, are offering loans instead of grants to vulnerable developing countries for adaptation projects.

Mexico's president warns that Hurricane Patricia still poses a threat of floods and landslides as it brings heavy rain to parts of the country.

Homes have been flattened, power lines toppled, and thousands of people have fled their homes as Typhoon Koppu swept into the northern Philippines.

Foreign Minister AH Mahmood Ali demands shared responsibility of all states to protect the climate and disaster-induced displaced people and mitigate their misery.

The UN climate negotiations are heading for failure and need a major redesign if they are to succeed, scientists say.

A company with global plans to pull carbon from thin air to make fuel, while tackling climate change, opened a pilot plant in this remote western Canadian community.

Corals worldwide are at risk from a major episode of bleaching which turns reefs white, scientists have confirmed.

Violent storms and flooding have hit south-eastern France, killing at least 16 people with three more missing, officials say.

Earth could warm 2.7 degrees Celsius this century, warned a review Thursday which judged national carbon-cutting pledges insufficient to stave off worst-case-scenario predictions for climate change.

China's President Xi Jinping is set to unveil a landmark pledge on climate change and curbing harmful emissions, White House officials say.

Pope Francis begins his tour of the US, where he is expected to greet millions of American Catholics and address thorny issues like climate change and income inequality.

The foreign ministers of France and Germany arrive in Dhaka on a three-day visit to show solidarity with Bangladesh, which is heavily threatened by climate change.

Populations of marine mammals, birds, fish and reptiles have declined by 49% since 1970, a report says.