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Three sixteen-year-olds from India have won this year's Earth Prize. This
is the world's largest environmental
competition for teenagers. Teens can win by developing
solutions to global eco-challenges. The three Indian
won by inventing a biodegradable powder made from old tamarind
. A tamarind is a tropical fruit that is used in
and desserts. The powder attracts microplastics when it is put in
. The microplastics stick together and form a mass that we can see. The
of microplastics and powder can then be removed from the water with a
. The powder is a simple, cheap way to make water safer to drink in
areas.