WASHINGTON — Humanity would need five Earths to produce the resources needed if everyone lived as profligately as Americans, according to a report issued Tuesday.

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Rome, Italy (CNN) -- Somewhere in the world, a child dies of hunger every five seconds -- even though the planet has more than enough food for all.

A European satellite is set to provide major new insights into how water is cycled around the Earth. The Smos spacecraft will make the first global maps of the amount of moisture held in soils and of the quantity of salts dissolved in the oceans.

The IEA, which was established in November 1974, has over the years gained recognition as one of the world’s most authoritative sources for energy statistics.

Earth’s atmosphere isn’t the only victim of burning fossil fuels. About a quarter of all carbon dioxide emissions are absorbed by the earth’s oceans, where they’re having an impact that’s just starting to be understood.

If you're wondering how "close" two places are, a geographic map doesn't help much anymore. If the airports are good--or if there's a bullet train nearby--hundreds of miles might as well be down the street.

World production of fossil fuels-oil, coal, and natural gas-increased 2.9 percent in 2008 to reach 27.4 million tons of oil equivalent (Mtoe) per day.1 (See Figure 1.) In the first half of the year, producers strained to meet global demand, but when the recession took hold later in the year the m

They say that everyone who finally gets it about climate change has an "Oh, shit" moment--an instant when the full scientific implications become clear and they suddenly realize what a horrifically dangerous situation humanity has created for itself.

Demand for oil in developed nations peaked in 2005, and changing demographics and improved motor-vehicle efficiency guarantee that it won't hit those heights again, IHS Cambridge Energy Research Associates says in a new report.

Food production will have to increase by 70% over the next 40 years to feed the world's growing population, the United Nations food agency predicts. The Food and Agricultural Organisation says if more land is not used for food production now, 370 million people could be facing fa