Jets' contrails contribute to heat-trapping high-level clouds

Condensation trails that airplanes produce mean not only a white-streaked sky on some days, but an increase in the amount of high-level clouds and, by extension, warming temperatures, according to a Penn State researcher.

Scientists save India's moon mission from failure

(AP) -- India's only satellite orbiting the moon came close to failure after overheating but scientists improvised to save it and have achieved more than 90 percent of the mission's objectives, an official said Friday.

Elevated carbon dioxide making arid regions greener

Scientists have long suspected that a flourishing of green foliage around the globe, observed since the early 1980s in satellite data, springs at least in part from the increasing concentration of carbon dioxide in Earth's ...

TRMM satellite sees system 98W organizing near Guam, Marianas

NASA's TRMM satellite data revealed heavy rainfall and banding of thunderstorms around the southern quadrant of System 98W in the northwestern Pacific near Guam and the Marianas Islands. Those are two signs that the low pressure ...

Deforestation down in Brazil's Amazon

Deforestation in the Brazilian Amazon fell by 59 percent in September compared to the same month last year, official data showed, confirming a positive trend that began after President Luiz Inacio Lula da Silva returned to ...

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