a more sustainable approach to water conservation and if bangalore draws upon their traditional expertise it might just dam its water crisis before the taps run dry. ninety seven percent of the planet is covered by water and the telcos often measured by the floor and for now that live in it one of the oil just fish species in the world the storage and is critically endangered but project wonder fish is making sure they have a new lease on life. people in germany are bringing back a living fossil. the sturgeon is one of the oldest fish species in the wild. it's existed for two hundred million years. bought forty years ago the sturgeon population in germany died out. one of the