Daniella is a freelance journalist based in Jerusalem.
Berlin doesn't have many buildings with air-conditioning so people are looking for ways to cool off. One of the best is visiting an underground ruin from World War II.
A natural spring in the shadow of Cape Town's Table Mountain provides a measure of relief — and a new pop-up community — for drought-strapped residents.
When Cape Town's growing water crisis started bubbling up last year, a local radio station in the South African city jumped on the beat with wall-to-wall coverage and water-saving tips for listeners.
The water crisis in Cape Town, South Africa is easing a bit, but the city and many of its businesses and institutions are forging ahead with expensive efforts to increase supply, including private desalination plants.
Hurricanes Irma and Maria brought a catastrophic power outage to Puerto Rico. But they also created an unprecedented opportunity for solar power and battery storage on the island.