The Climate Imperative

International action on climate change is urgent and essential. Indeed, given that the Intergovernmental Panel on Climate Change has established climate change as a reality beyond scientific doubt, there can no longer be any debate about the need to act.

NEW DELHI – Today, international action on climate change is urgent and essential. Indeed, there can no longer be any debate about the need to act, because the Intergovernmental Panel on Climate Change (IPCC), of which I am chairman, has established climate change as an unequivocal reality beyond scientific doubt.

For instance, changes are taking place in precipitation patterns, with a trend toward higher precipitation levels in the world’s upper latitudes and lower precipitation in some sub-tropical and tropical regions, as well as in the Mediterranean area. The number of extreme precipitation events is also increasing – and are increasingly widespread. Moreover, the frequency and intensity of heat waves, floods, and droughts are on the rise.

This change in the amount and pattern of rainfall has serious implications for many economic activities, as well as for countries’ preparedness to handle emergencies such as large-scale coastal flooding or heavy snowfall.

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