Climate Crisis
This new concrete soaks up a greenhouse gas
Engineers in Japan have discovered a new method for making concrete by recycling concrete rubble — and combining it with carbon dioxide drawn from the atmosphere.
Can sponge cities help us prepare for more floods?
Deadly floods are expected to get worse over the next decade. One design solution for cities is to make them more porous — like a sponge.
How oyster reefs protect against hurricane damage
Coastal cities are turning to eco-engineering to protect their coastline from storm surges and hurricane damage. Their floodwater solution: building oyster reefs to act as a natural breakwater.
Study suggests preserving food using tech developed for organs
By preserving food with isochoric freezing, we could improve quality and decrease energy usage in the frozen food industry, say scientists.
Can the woolly mammoth save Siberia from climate change?
Harvard geneticist George Church’s new de-extinction startup aims to resurrect the woolly mammoth to help combat permafrost thaw.
Probiotics could help coral survive the changing climate
A new study has found that probiotics can help corals fight coral bleaching.
How artificial clouds could save the Great Barrier Reef
Scientists conducted the first “cloud brightening” field experiment to artificially thicken clouds with seawater mist, creating shade for the Great Barrier Reef
The world’s largest direct air capture plant just opened
A partnership between Climeworks and CarFix just started the largest direct air capture plant, storing carbon dioxide in solid form deep underground.
Saving the ozone layer avoided 2.5 degrees of global warming
A new study shows that banning CFCs in the 80s also protected the depleting ozone layer and reduced the rate of global warming.
Is it possible to flood-proof the subways?
In the wake of Hurricane Ida and the flooded New York City subway system, can we rebuild flood-proof subway tunnels?