Full Speed Ahead Through the Northeast Passage
February 25, 2022![Eisschollen in Norwegen](https://static.dw.com/image/56559226_800.webp)
For decades the Arctic ice has been melting earlier and earlier - giving shipping companies hope of a new trade route between Europe and Asia: the Northeast Passage. How is the industry preparing for it?
Aquaponics: seafood and vegetables in harmony
The oceans are overfished in many places. And fields on land are overfertilized. The solution could be combining the two: growing vegetables with fish. Aquaponics is the concept's name. And initial research is promising.
Why does water have a different temperature to its surroundings?
Just Ask! This week's question for Tomorrow Today comes from Fred Nabbimba in Kampala, Uganda.
Manganese nodules - deep sea treasure trove
There is treasure hidden at the bottom of the deep blue sea: manganese nodules. They could provide valuable metals for batteries, electric cars and solar panels. But harvesting them would destroy the deep-sea ecosystem. What are these nuggets?
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