How many dams have to be brought down to restore the salmon population? What will it cost?

A dam obstructs the migratory path of salmon, killing them in large numbers

The struggle to restore river normalcy gathers momentum in the US with strict sanctions on dam construction

Next to USA, France has undertaken a major project to dismantle dams in order to revive salmon populations

The following dams in the US are under consideration for decommissioning for reasons stated against each

Talk about air pollution in India and everybody thinks of the four metropolitan cities. But the ambient air quality in even smaller cities and towns is deteriorating alarmingly and in somecases much worse. In Lucknow, for example, the maximum level of sus

Single handedly, 62 year old Shamjibhai Antala brings water to the arid lands of Saurashtra and reprieve to the villagers

George Brossard is a man on a crusad. To inform the world that the insects hold the key to a global food security

Where public transport is in shambles and polluting vehicles and rogue industry dictate the quality of air we breathe

Among the most serious disorders that can affect human beings, blindness is considered the most feared. Possibly even more than death! Yet millions of people have allowed vision loss to creep upon