It is virtually certain our world will continue to warm over this century and beyond. The exact amount of warming that will occur in the coming century depends largely on the energy choices that we make now and in the next few decades.
Across the globe, over land as well as sea, Earth’s average surface temperature for April 2010 made it the warmest April on record.
We can have record-setting blizzards and global warming at the same time. NOAA scientists explain climate variability, how it influenced our weather this winter, and how it differs from climate change.
En realidad, desde diversos puntos de vista, es más difícil pronosticar el tiempo para dentro de dos semanas que pronosticar el clima con décadas de anticipación.
The findings of their review of more than 14,000 studies are clear: climate change is affecting nearly every part of the planet, and there is no doubt that human activities are the cause.