Ahead of today's United Nations climate summit in New York, the PM will unveil plans for fund aimed at developing practical technology to help the world's poor reduce their impact on the planet.

Republican presidential candidate Jeb Bush took aim at the Obama administration in separate national TV interviews Wednesday, slamming the president for an ineffective fight against ISIS

Boris Johnson's approach to David Cameron suggests he has healed a rift with his former Eton friend which formed during the 2016 Brexit referendum.

Boris Johnson had hoped his predecessor and long-standing rival would be a 'big hitting' president of the crucial UN conference - known as COP26.

There is a vacancy for the president of the COP26 summit, due to be held in Glasgow in November this year, after former Tory minister Claire Perry O'Neill was sacked.

Famous buildings and structures will go dark between 8.30pm and 9.30pm tonight as part of an international event organised by WWF to urge action to save the planet.

Famous buildings and structures have switched off their lights to highlight change during Earth Hour, plunging landmarks in Moscow, Sydney and Beijing into complete darkness.

Former Big Brother winner Tim Dormer has spoken out against climate change, amid Australia's ongoing bushfire crisis. 

JANE FRYER: The Stroud climate change march started yesterday with just one man who arrived early and waited patiently under the anti-slavery arch in this staunchly liberal Gloucestershire town.

Climate change and warming seas are severely bleaching tropical coral reefs and undoing decades of knowledge about how to protect these delicate and vital ecosystems.

Birds are learning new tricks to survive as global warming threatens their habitats, scientists in Canada say.

In a profanity-laden tirade from one of TV's most famous liaisons of science and learning, viewers were dealt a stark warning about the disastrous effects of climate change.

The Mrs Doutbfire actress seemed positively thrilled by her own civil disobedience, flashing a smile as she triumphantly raised her cuffed hands in the air.

A survey found that the Colorado River's flow has decreased by 20 percent over the past century and climate change is the cause of more than half of the loss, as less snow is falling in the region.

The American bank said huge numbers of people may have to leave their countries because of rising sea levels or farmland left barren by sweltering heat.

Asking the prime minister if this is 'the sort of world' he wants for his daughters, the campaigners said the country had been hit by 'unprecedented' disasters.

Naomi Seibt, a 19-year-old German YouTube 'influencer' claims to promote 'climate realism' over 'climate alarmism' on YouTube. She will be speaking at CPAC in Washington D.C. this week

The government has effectively washed its hands of the battle for the £14billion Heathrow project after the Court of Appeal ruled that it had not yet met environmental standards.

Warwick District Council wants to become carbon-neutral itself by 2025, and make the entire district carbon-neutral by 2030.

A Russian scientist reveals the animals are feeding on each other in the Arctic as melting ice and fossil fuel extraction companies are forcing the animals out of their traditional hunting grounds.

The Cairngorms Sleddog Centre, in Scotland, has decided to close its doors after 20 years in business as rising temperatures turn the once snow-covered mountains to a barren muddy landscape.

Married At First Sight star Connie Crayden has revealed she will be adopting rather than having biological children due to concerns over climate change.

At-risk areas include Surfers' Paradise in Queensland, St Tropez, Honolulu, Copacabana, the Costa del Sol and Weymouth, the study reveals.

Experts from the University of Reading found that cutting pollution in areas with heavy industry would lead to short term temperature spikes and heavier rainfall.

Climate change has revealed a Viking's missed shot that laid hidden in Norway's the Jotunheimen glacier, a glacier for 1,500 years. Made of iron, it is seven inches long and weighs just over an ounce.

Boffins at the Commonwealth Scientific and Industrial Research Organisation have developed FutureFeed, an additive made from a red seaweed called asparagopsis.

An increase in wooded plants in both savanna and tundra regions is caused by increased rainfall and temperatures that can be attributed to climate change, UK ecologists have concluded.

A damning report compiled by the UN's World Meteorological Organisation highlights 2019's increasing heat, accelerating sea level rises, and extreme weather.

Global warming makes it harder for snakes to maintain their optimum body temperature, changes their habitats and can reduce food availability.

Researcher from Rutgers University in New Jersey found that four times as many people will be impacted by heat stress by 2100 than are today.

Pashmina goats, source of the world's most valuable form of cashmere wool, are facing a growing threat from climate change as heavy snows kill the grasses they depend on as a food source.

Rachel Carson's bestseller Silent Spring, which was published in 1962, helped to spur an environmental movement. The first Earth Day was on April 22, 1970.

This change will make the nightingale's long migrations to Africa more arduous and threaten its very survival, scientists have warned.

The Cop26 meeting was set to take place at Glasgow's Scottish Events Campus - which is being turned into a temporary coronavirus field hospital - from November 9 to 20.

Data for the trust's Wetland Bird Survey - which has been running for 70 years - is collected monthly by a network of volunteer across British wetlands.

Researchers from McGill University, Montreal studied data on more than 8,600 bird species to look at changes in their feeding and hunting techniques over time.

Birds are learning new tricks to survive as global warming threatens their habitats, scientists in Canada say.

Parts of the US and Mexico have been plagued by a severe drought since 2000, making it the worse one in the past 1,200 years and experts warn it could progress as a megadrought.

The 17-year-old marked Earth Day with a live-streamed appeal from Sweden to 'tackle two crises at once', saying the pandemic showed the importance of listening to scientists.

The 82-year-old movie star embraced the viral moment by walking people through her daily quarantine routine and encouraging viewers to join in her Fire Drill Friday protests.

The coronavirus has forced the world in a lockdown, resulting in a 6% drop in carbon dioxide levels, but experts warn it return to normal once the global economy recovers from the pandemic.

Climate change and warming seas are severely bleaching tropical coral reefs and undoing decades of knowledge about how to protect these delicate and vital ecosystems.

Princeton scientists warn that climate change will slow the movements of hurricanes by two miles per hour, resulting in the storm lingering over land longer and cause more destruction.

Life for crabeater seals in the Antarctic could get even more difficult in the coming years, as climate change and commercial fishing make krill, their main food source, more scarce.

In an effort to preserve the legacy of some of the world's most famous landmarks, Google has announced a new project transform five of the most endangered by climate change into 3D models.

The study analyzed 8 million video recommendations over the past 15 months and used an algorithm that rated videos on a scale of 0 to 1 for likelihood that it pedaled conspiracies.

Life for crabeater seals in the Antarctic could get even more difficult in the coming years, as climate change and commercial fishing make krill, their main food source, more scarce.

In a profanity-laden tirade from one of TV's most famous liaisons of science and learning, viewers were dealt a stark warning about the disastrous effects of climate change.

Australian scientists found sharks incubated in tanks that simulate temperatures in 2100 became 'right handed', preferring to swim to the  right, a process known as lateralization.

Shrinking snow caps in the Himalayas are causing the spread of toxic green algae so big it can be seen from space, a new study has found.