More than three billion people are at risk from indoor air pollution because of the heating or cooking fuels they use.

VOA: special.2010.02.01

She says a contribution of more than three million Euros from Italy will be used to provide winter kits, including heating fuel to vulnerable families.

VOA: standard.2009.09.13

And they reckon that, overall, the surface of the sea becomes two or three times warmer at the high point of the cycle than mere solar heating can account for.

ECONOMIST: The earth��s climate: Solar rash and earthly fever | The