Americans are willing to fork out extra money each month to drink recycled wastewater. With climate change intensifying drought in several regions, cities are exploring ways to turn sewage into drinking water.
While war in the Middle East has sent oil prices soaring and households bracing for higher bills, one tiny German village has spent 30 years making itself immune to exactly this kind of shock.
The fallout from fighting in the Middle East, from burning oil refineries to sunken ships, threatens lasting repercussions for the health of the region's people, water and food supplies, and ecosystems.
The Iran war has sent oil and gas prices surging. As countries like the US double down on fossil fuels, experts say the conflict shows how speeding up homegrown renewables is the only way to avoid future energy crises.
Tests in Germany show children and teens are contaminated with banned plasticizers. You may never have heard of these potentially toxic chemicals, but they're everywhere, including clothes, cosmetics and food packaging.