Renewable energy capacity is growing rapidly, especially in China, where this rooftop solar array is installed. The increasing use of sources like wind and solar power is driving down greenhouse gas emissions around the globe.
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STR/AFP via Getty Images/AFP
For almost two centuries, greenhouse gas emissions have climbed steadily as humans have burned increasing amounts of oil, gas and coal. Now, climate scientists believe those emissions may finally be reaching a peak.
Thanks to the rapid growth of renewable energy, global emissions from fossil fuels could soon…


