Cement is responsible for more than 8% of global greenhouse gas emissions. Its emissions doubled over the past two decades, and demand is still rising fast.
A turbulent melt-river pours a million tons of water a day into a moulin, where it flows down through the ice to ultimately reach the ocean.
Ted Giffords
The tropics are projected to face almost daily dangerous heat by 2100. And “extremely dangerous” heat that’s almost unheard of today will occur more often in several regions.
Our ability to cool the planet takes humanity into uncharted territory. In a new paper published today, researchers discuss the big unknowns in a post net-zero world.
Flooding from hurricanes like Irma in Florida can overwhelm sewer systems and spread pathogens in other ways.
Brian Blanco/Getty Images
It’s not just mosquitos. Flooding, extreme heat and other climate-related hazards are bringing people into contact with pathogens more often, and affecting people’s ability to fight off disease.
If global health care was a country, it would be the world’s fifth largest emitter. There are simple ways health care can reduce its emissions, starting with scans and gases.
Tidal marshes can build up their soil to keep pace with sea-level rises – up to a point. It turns out the point when the marsh is drowned matches the average rise when global warming exceeds 1.5°C.
Summer heat may be far from people’s minds here in Australia. But Europe’s ordeal is yet another sign changes in Earth’s climate have already reached dangerous levels.
For Pacific Islands, climate change trumps all other threats to their security. While they welcome Australia’s new emission targets, this is an issue of survival that demands greater ambition.
Managed retreat is already common in flood-prone areas, but what about in neighborhoods at high risk from wildfires? Here are four ways communities can pull back for safety.
Using language that stresses the “seriousness” or “importance” of climate change in protests and campaigns can lead to counterintuitive results.
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