Archive for the ‘Technology’ Category

Apr21

Volcano power

Volcano

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For decades, geothermal wells have been used to power turbines to generate electricity.  These wells utilize heat from the earth’s core by tapping into underground sources of hot water.  Recently, scientists have made progress drilling directly into volcanoes and using molten rock – or magma – as a much more potent energy source. (more…)

Apr18

Progress in ocean energy

Tidal Power Station

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For over a decade, the annual Ocean Energy International conference has followed the steady but creeping progress of technologies to extract energy from the world’s oceans.  This year’s meeting in Providence, Rhode Island featured multiple announcements of major new projects.  The pace of commercialization of ocean energy is definitely quickening. (more…)

Apr17

Plastic from shrimp

Shrimp

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Petroleum is not just used in fuels— it is an integral part of a broad range of products that we use every day.  Common plastics are a prime example.  So, in order to get away from our dependence on oil, we need alternatives to petroleum-based plastics. (more…)

Apr16

Progress in artificial photosynthesis

Leaf Detail

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Artificial photosynthesis, the technology of converting sunlight into liquid fuels, would be the greenest of green technology if it can be done economically and on a large scale.  Plants store energy derived from the sun in the form of chemical bonds created by photosynthesis.   We would like to do the same thing in the laboratory. (more…)

Apr08

U.S. business goes solar

Solar Panels atop a Chula Vista, CA Walmart

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America’s largest companies are embracing solar technology in a big way.  As of the middle of 2013, there were nearly 33,000 commercial buildings in the US deploying solar technology totaling more than 3 gigawatts of generating capacity.  This represents an amazing 40% increase over last year. (more…)

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