Ecofriend

The fossil fuel gas is receiving strong resents across the world, in a bid to cut down on greenhouse gas emissions, and are resorting to all forms of low-emission renewal energy sources. In one of such initiatives, Iowa's Sioux City does not seem.

Do you know, when a cow burps after eating, it emits methane gas - a gas that contributes hugely to global warming? So, to save the world from greenhouse emissions by more than half a million tonnes over the next 25 years, scientists have successfully..