Commentary
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Aug 25, 2010 |
A lack of precipitation during late 2009 and 2010 resulted in lower than usual water levels in the Great Lakes and along the St Lawrence River, where new islands appeared. Ships had to sail at reduced load due to reduced navigation depth. -
Aug 23, 2010 |
Carbon Capture and Storage (CCS) is a promising technology that could play a major role in the management of worldwide greenhouse gas emissions (GHG) released into the atmosphere -- the largest of which is carbon dioxide (CO2). -
Aug 19, 2010 |
With fanfare and high expenditure in top brass, high-calibre personell on both sides of the podium and with high travelling costs, GE (General Electric Company) announced in its GE Global Research Europe Center in Garching (near Munich), Germany on July 15 the GE's US $200 million ecomagination Challenge to seek for external breakthrough ideas for a smarter, cleaner, more efficient electric grid, and to accelerate the adoption of smart grid technologies. -
Aug 10, 2010 |
For several years, there have been ongoing developments on improving the output, efficiency and relative cost of solar thermal and various solar photovoltaic technologies. At the present time, photovoltaic and concentrated photovoltaic technologies appear to be gaining the upper hand as the technology achieves higher conversion efficiencies combined with reduced capital costs.
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Aug 09, 2010 |
Is it getting hotter in here, or is it just me? If you are in an urban area where cement, bricks, asphalt and other building materials are displacing lots, fields, and plants, you most likely are getting hotter. According to the U.S. Environmental Protection Agency (EPA) -- city growth where "surfaces that were once permeable and moist become impermeable and dry... cause urban regions to become warmer than their rural surroundings, forming an "island" of higher temperatures in the landscape. Heat islands occur on the surface and in the atmosphere." -
Jul 27, 2010 |
In his 1590 comedy "Much Ado about Nothing", the British author William Shakespeare tells us about two pairs of lovers, who could not be more different. In his first Oval Office speech on the BP oil spill, Mr. President was sitting behind an impressive wooden desk, reading the teleprompter carefully, only moving hands and mouth.
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Jul 26, 2010 |
Internet search engine Google provided an estimated $10 million to a wind energy research group to develop a technology that could convert wind energy to massive amounts of electrical energy at competitive costs. Several entrepreneurs, organizations and groups are working toward such an objective and all agree that there is merit in accessing the more powerful winds that blow at higher elevations.
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Jul 19, 2010 |
It is vital to continue investing in a strong transmission grid. Today, however, there is a debate about the role of transmission in moving energy in a new, green direction. -
Jul 13, 2010
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The month of June marks World Environment Day and World Ocean Day, two environmentally conscious days whose main purpose is to spread awareness of environmental issues taking place in today's world. However, a black cloud hangs over this year's events as 42,000 gallons of oil a day 1 gushes into the Gulf of Mexico after the Deep Horizon oilrig exploded and sank on April 20, 2010.
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Jun 30, 2010 |
One of the major challenges facing the realization of clean energy is technology. Since the mid 19th Century, scientists noted that the earth's temperature was rising as a result of the high concentration of Green House Gases (GHG) in the earth's atmosphere. Green House Gases are those gases that prevent the reflection of the heat generated by the sun back into space after hitting earth.
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