ENVIRONMENT

There are concerns the pact will make it difficult to repeal US climate regulations as Trump promised.

Injecting wastewater into the ground was the likely cause, not fracking.

Calls to cull sharks have increased since a teenager was killed in an attack in April.

No tsunami warming has been issued as of yet.

Four grey whales have been killed in the last eight days.

'We owe the people of world an America that is not for sale to the fossil fuel industry.' -Senator Whitehouse

The colour of the water can be attributed to oxidised iron in brine, say researchers.

From new oil pipelines to threats to Paris climate agreement, green campaigners in Congress have hard fight ahead.

Tremor initially measured at 7.2-magnitude strikes off coast of southern island of Mindanao.

History shows that building big walls can have devastating consequences for wildlife.

Horizontal movements of the seafloor are involved in creating massive tsunamis, a finding which challenges years of science.

Tokyo is concerned corals in Japanese waters could be extinct by 2070 given current rate of coral bleaching.

The marks were carved into the sea floor in the polar regions thousands of years ago.

Föhn winds are blowing across the top of the ice sheet, while warm sea water melts it from below.

World Penguin Day aims is to raise awareness of the plight of some penguins and highlighting the importance of protecting the Antarctic's marine environment.

The 25ft animal carcass was discovered floating in the water by a photographer.

A majority of the west coast was evacuated for fear of tsunamis.

Loma Blanca fault went through a cluster of strong earthquakes.

Wax caterpillars can leave plastic shopping bags in tatters after just a few hours.

Blue whales have been listed as endangered by the International Union for Conservation of Nature.

Energy campaigners said it was a 'watershed' moment.

Tories made last-minute appeal to the high court to delay publication of an air-quality plan.

Apple wants to stop third parties from using spare parts to repair older products like iPhones and iPads.

Check out some of the best photos clicked by Nasa's satellites and International Space Station.

Watch the much-loved British broadcaster and naturalist speak at the Earth Optimism event.

Cupertino giant makes bold Earth Day pledge, but admits it hasn't "completely figured out how to do it".

Earth Day is celebrated on 22 April 2017 in the hope of boosting climate literacy.

Terrorist groups are said to be exploiting control of natural resources during times of scarcity due to climate change.

The remote northern seas are as polluted at the surface as some of the worst spots in the Pacific and Atlantic.