Declare ‘state of climate emergency’, UN boss urges world leaders

In This Story: Climate

Climate is the long-term average of weather, typically averaged over a period of 30 years. More rigorously, it is the mean and variability of meteorological variables over a time spanning from months to millions of years.

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In This Story: Climate Change

Climate Change is the name commonly given to the notion that the Earth is undergoing a changing climate as a result of human activity, including notable leaders, scientists and naturalists including Sir David Attenborough.

Climate change includes both the global warming driven by human emissions of greenhouse gases, and the resulting large-scale shifts in weather patterns.

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In This Story: Paris

Paris, France‘s capital, is a major European city and a global center for art, fashion, gastronomy and culture. Its 19th-century cityscape is crisscrossed by wide boulevards and the River Seine. Major landmarks include the Eiffel Tower, the 12th-century, Gothic Notre-Dame cathedral and the Arc de Triomphe on the Champs-Élysées.

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