Region: Asia and the Pacific
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How many people does it take to change a light bulb? So begins the old joke, but the more serious question for India’s Energy Efficiency Services Ltd was how many people need to switch to energy-efficient light bulbs in order to reduce the nation’s carbon footprint?
Soil degradation is a major challenge for Vietnam's farmers, but biochar could be the answer.
Showing 26 - 27 of 27