Poaching and habitat loss have reduced forest elephant populations in Central Africa by 63 percent since 2001. This poses consequences not only for elephants but also for the region’s forests, …read more Source:: Science
Tag: percent
Scientists engineer crops to conserve water, resist drought
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•For the first time, scientists have improved how a crop uses water by 25 percent, without compromising yield, by altering the expression of one gene that is found in all …read more Source:: Science
Guanidinium stabilizes perovskite solar cells at 19 percent efficiency
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•Incorporating guanidinium into perovskite solar cells stabilizes their efficiency at 19 percent for 1,000 hours under full-sunlight testing conditions, report scientists. …read more Source:: Science