![]() ![]() A year ago, the National Academy of Sciences joined similar groups from other countries in calling for prompt action to reduce greenhouse gas emissions. And despite efforts by the Bush administration to shrug it off as an incremental threat best dealt with through voluntary emissions controls and technological innovation, the issue has been making inroads in the collective imagination, spurred by new scientific reports pointing to rising temperatures around the world and melting ice fields in Greenland and Antarctica. ![]() There has been broad agreement over the fundamentals of global warming in mainstream scientific circles for some time. Lately, global warming seems to be tiptoeing toward a tipping point in the public consciousness. The Planetary Emergency of Global Warming and What We Can Do About It
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