Hotel Marcel will be world's most energy efficient

Everything within the walls of what's known as The Pirelli Building in New Haven, Connecticut, has been redesigned and rewired with a clear and "clean" purpose.

Volvo aims for all cars to be leather-free and fully electric by 2030

Volvo said its vehicles will be completely leather-free by 2030, as the company also works toward its goal of being fully electric.

UN: World leaders eye money, not emissions cuts, to combat climate change

World leaders made “faint signs of progress” on the financial end of fighting climate change in a special United Nations feet-to-the-fire meeting Monday, but they didn't commit to more crucial cuts in emissions of the heat-trapping gases that cause global warming.

Reviving the mammoth raises questions of ethics, consequences

A private company is aiming to revive the woolly mammoth, raising questions about ethics and unintended consequences.

More countries must pledge to avoid 'catastrophic' climate path, UN warns

The head of the United Nations says a new report shows the world is on a “catastrophic pathway” toward a hotter future unless governments make more ambitious pledges to cut greenhouse gas emissions.

UN chief calls for 'immediate' emission cuts to curb climate change

The head of the United Nations on Thursday called for “immediate, rapid and large-scale” cuts in greenhouse gas emissions to curb global warming.

Climate change could force over 200 million people to move by 2050, report says

Climate change could push more than 200 million people to move within their own countries in the next three decades and create migration hot spots unless urgent action is taken in the coming years to reduce global emissions and bridge the development gap.

Pink and green: Auroras light up night sky in Tasmania, Alaska

The Southern and Northern lights pulled off spectacular shows in the skies over Tasmania and Alaska earlier this week.

Team preparing decades-long mission to release Fukushima water into ocean

Water that is treated but still radioactive from the wrecked Fukushima nuclear plant will soon be released into the ocean in a decades-long mission.

What caused the sudden, severe flooding in NYC?

Many people are asking why no one foretold of the deadly ramifications of Hurricane Ida's remnants in the Northeast, but some did.

WMO: Weather disasters have increased five-fold over past 5 decades

The World Meteorological Organization said the main driving factors associated with increased disasters over the past 50 years include climate change, more extreme weather and improved reporting.

Saving Atlantic right whales: NOAA weighs new rules for fishing gear

Federal ocean regulators are considering new rules to protect endangered North Atlantic right whales, which number only about 360, from getting trapped in fishing gear.

Rain falls atop Greenland's ice sheet for first time on record

Greenland’s ice sheet experienced temperatures above freezing for about nine hours on Aug. 14, allowing rain to fall.

Wildfire smoke reaches North Pole for 1st time in recorded history

Smoke from dozens of wildfires burning in Russia reached the North Pole for the first time in recorded history, NASA said.

UN report on climate change: World leaders called on to act

The IPCC report envisions five different scenarios. Under the worst, carbon emissions continue to increase. Under the best, the world experiences large and quick pollution cuts. But in every scenario, the planet would still exceed a crucial warming threshold by the 2030s.