The ground upon which we walk is the basis of our existence. It serves as a bed for our fruit and vegetables, it filters water and accommodates countless creatures. But what state is our ground really in?
We are most sensitive to sounds when they disturb us. This is when sound becomes noise, knocking many species — on land, underwater and in the air — off balance. How big a problem is it?
A scheme to control invasive plants in South Africa is helping to conserve water — and offering an inexpensive, eco-friendly solution for poor communities to bury their dead.
It's scarce, unevenly distributed and causes mass migration - here are some facts about our drinking water.
Choga Lal Saini left his office job to grow fruit in the desert. Sixteen years later, he has created an oasis and become a source of farming knowledge for others near and far.
© 2018 Deutsche Welle |
Legal notice |
| Mobile version