It’s Not Just Summer, World Keeps Warming

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The world’s political and environmental leaders gather in Rio de
Janeiro tomorrow to assess the state of the planet’s health 20 years
after the first such gathering in 1992. But if science is any guide,
Earth still needs some help.

Several new climate studies reveal various aspects of the same
foreboding problem: the atmosphere continues to warm, glaciers continue
melting and seas keep rising.

But there is a tiny bit of good news — the United States and Europe
have been able to cut their heat-trapping industrial emissions by
switching to less-polluting natural gas, driving fewer miles and of
course, sinking into an economic recession where fewer factories are
working across much of the globe.

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