More than a billion people around the world celebrated Earth Day Tuesday with the theme `Green Cities` calling for transformation in the public transportation systems to make them more accessible, convenient, and clean fuel-run.
Pollution before the first Earth Day was not only visible, it was in your face: Cleveland`s Cuyahoga River caught fire. An oil spill fouled 30 miles of Southern California beaches. And thick smog choked many cities` skies.
As the world observes Earth Day Thursday, there is not much to cheer for the coastal communities whose primary source of livelihood -- mangroves is under threat due to unchecked anthropological pressures and natural calamities.
The Sun with its family of eight planets – now that the distant ice-covered Pluto is no more a ‘planet’–make our galaxy, the Milky Way; but of all the planets the Earth turned out to be the luckiest. This is because it is the only planet where life became possible, at least far as our knowledge goes.