The Southern Ocean shifted state so suddenly that climate models lagged behind — and the change is already affecting the climate of the entire planet…

While Brazil is still discussing how to store solar and wind energy, Portugal has set up three dams in the mountains to function as a giga battery of 1.15 GW and store renewable energy on a large scale.

Hospital building uses photocatalytic concrete with titanium dioxide to “devour” pollution from thousands of cars using only sunlight.

While American dams have gone decades without turbines, Oak Ridge is 3D printing turbines to unlock up to 29 GW stalled in the US.

New Inmetro label removes D, E, and F refrigerators from shelves in Brazil since January: classes A, B, and C now pay up to R$ 400 less on the electricity bill.