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Simple tactic results in dramatic water conservation, study shows

Earth & Climate - 星期二, 06/20/2017 - 21:31
Rain or shine has new meaning thanks to an innovative, inexpensive and simple tactic that will really change how people think about watering their lawns. The tactic? A straightforward road sign.
分类: ScienceDaily

Tiny bubbles provide tremendous propulsion in new microparticles research

Earth & Climate - 星期二, 06/20/2017 - 21:31
A new technique could have significant implications in the development of micromotors and optical devices for use in solar cell optics, report researchers.
分类: ScienceDaily

Freshwater from salt water using only solar energy

Earth & Climate - 星期二, 06/20/2017 - 04:54
A federally funded research effort to revolutionize water treatment has yielded a direct solar desalination technology that uses energy from sunlight alone to heat salt water for membrane distillation. The technology could provide off-grid water treatment for some of the 1 billion people who lack access to clean water.
分类: ScienceDaily

Sustainable ethanol from carbon dioxide? A possible path

Earth & Climate - 星期二, 06/20/2017 - 04:54
A recent discovery could lead to a new, more sustainable way to make ethanol without corn or other crops. This promising technology has three basic components: water, carbon dioxide and electricity delivered through a copper catalyst.
分类: ScienceDaily

Fighting global warming and climate change requires a broad energy portfolio

Earth & Climate - 星期二, 06/20/2017 - 03:22
Can the continental United States make a rapid, reliable and low-cost transition to an energy system that relies almost exclusively on wind, solar and hydroelectric power? While there is growing excitement for this vision, a new study describes a more complicated reality. Researchers argue that achieving net-zero carbon emissions requires the incorporation of a much broader suite of energy sources and approaches.
分类: ScienceDaily

Transforming last night's leftovers into green energy

Earth & Climate - 星期二, 06/20/2017 - 03:16
In a classic tale of turning trash into treasure, two different processes soon may be the favored dynamic duo to turn food waste into green energy, according to a study.
分类: ScienceDaily
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