Climate
- Climate
Smoke from Australia’s intense fires in 2019 and 2020 damaged the ozone layer
Massive fires like those that raged in Australia in 2019–2020 can eat away at Earth’s protective ozone layer, researchers find.
- Climate
How did we get here? The roots and impacts of the climate crisis
Over the last century and a half, scientists have built a strong case for the roots and impacts of human-caused climate change.
- Climate
A UN report shows climate change’s escalating toll on people and nature
The latest United Nations' IPCC climate change report underscores the urgent need for action to avoid the worst consequences of global warming.
- Physics
Freshwater ice can melt into scallops and spikes
Ice submerged in liquid water can melt into three different shapes, depending on the water’s temperature.
- Climate
Satellites have located the world’s methane ‘ultra-emitters’
Plugging leaks from methane ultra-emitters would make a dent in greenhouse gas emissions — and be cost-effective for those countries, scientists say.
- Oceans
The past’s extreme ocean heat waves are now the new normal
Marine heat waves that were rare more than a century ago now routinely occur in more than half of global ocean, suggesting we’ve hit a “point of no return.”
- Climate
Intense drought or flash floods can shock the global economy
Rainfall extremes have powerful impacts on the global economy, affecting the manufacturing and services sectors more than agriculture.
- Climate
Climate change communication should focus less on specific numbers
Even if nations don’t meet goals to curb global climate change, any progress is better than none.
- Climate
Africa’s ‘Great Green Wall’ could have far-reaching climate effects
The “Great Green Wall,” a tree-planting project to stop desertification in northern Africa, could alter climate patterns in the region and beyond.
- Climate
How electric vehicles offered hope as climate challenges grew
Amid daunting climate change challenges, electric vehicles swerved into the spotlight this year.
- Climate
Vikings may have fled Greenland to escape rising seas
Vikings abandoned Greenland in the 15th century. Lower temperatures, an expanding ice sheet and rising sea levels may have played a role in their departure.
- Climate
How a warming climate may make winter tornadoes stronger
A climate simulation suggests that higher winter temperatures could make twisters more powerful.
