All Alternative Energy Articles & Interviews

Wind Energy Collection using Contra-Rotation

04/01/07, 12:00 AM | Solar & Wind | Systems, Technology Discussions

Contra-rotation, using two rotors one behind the other, driving the two halves of an electrical generator. Thus creating a true "Wind Turbine".

Back to the Future With Plankton Power

02/01/07, 12:00 AM | Solar & Wind | Commentary, General Industry Articles

Ocean plankton restoration offers a powerful remedial approach to global warming that also rescues critical ecosystems, profitably finances itself, and can help allay further resistance to CO2 regulation based on economic qualms.

Commercial Hot Water Technology Offers 400% Efficiency

02/01/07, 12:00 AM | Solar & Wind | Products

The system is connected to refrigeration grade tubing that is placed in direct contact with the renewable heat source in the upper 100 feet of the earth's surface. The ground temperature is stable year round, and in the U.S., ranges from 42 degrees at the Canadian border to 78 degrees in the southern extreme.

Editorial Comments

02/01/07, 12:00 AM | Solar & Wind | Editorials

The February eMagazine covers topics including Geothermal and Solar Energy, Hydrogen Production, Supergreen Ship Building and Plankton Power long with some technical papers and conference reports.

Grow Houseplants Organically to Improve Air Quality

02/01/07, 12:00 AM | Solar & Wind | Commentary

In this article, we offer a few tips on growing houseplants without the use of chemical fertilizers and pesticides. That way, you can clean the air of your home or office without the potentially harmful effects of chemicals!

How much heat do you really need?

02/01/07, 12:00 AM | Solar & Wind | Projects and Tours

Passive solar design takes the pressure off conventional heating and cooling systems.

Hydrogen Production Technology ― Light-Powered Generation

02/01/07, 12:00 AM | Solar & Wind | Fuel Cells, Solar Energy, Technology Discussions

Phoenix funding is employed in the basic photoelectrochemical design of innovative, complex "molecular machines" that can split water into its hydrogen and oxygen components by harnessing energy sourced from the complete solar light spectrum.

New Players in the Hydrogen Game

02/01/07, 12:00 AM | Solar & Wind | Analysis and Trends, Projects and Tours

By setting demanding goals, these pioneering governments are a forging a path toward the hydrogen economy. Hopefully others will take note and follow their lead.

NextFest 2006: The Future of Earth Toys

02/01/07, 12:00 AM | Solar & Wind | Tradeshows and Conferences

In addition to showcasing some of the globe's most advanced robotics, NextFest 2006 also included some of the world's most advanced environmentally friendly gadgets.

Principal Voices Speak: Renewable Energy Paramount

02/01/07, 12:00 AM | Solar & Wind | Analysis and Trends, Tradeshows and Conferences

According to the program introduction, alternative energy accounts for one-half of one percent of all energy used today. Breaking free of the hydrocarbons, which accounts for a whopping 80 percent of energy used, has truly become a stated geopolitical concern

REVERSING CLIMATE CHANGE?

02/01/07, 12:00 AM | Solar & Wind | Opinions and Advice

I would like to point towards one combination of existing technology that I am convinced could actually do the job of lowering atmospheric carbon concentrations and thus reverse climate change

Rockin' Roller Solar

02/01/07, 12:00 AM | Solar & Wind | Photovoltaic Systems, Projects and Tours

Find out just how great if feels to own a power plant on wheels. Anywhere you choose to roam - in the field or close to home - Hard at work, or having fun... Get Your Power From The Sun!

Studies on Ideal and Actual Efficiency of Solar Polymer Electrolyte Fuel Cell

02/01/07, 12:00 AM | Solar & Wind | Fuel Cells, Technology Discussions

Among the different types of fuel cells, the PEMFC is more advantageous because of its operation condition. To satisfy the world energy thirst an integrated hydrogen production system and utilization unit must be developed.

SuperGreen Ships and Barges

02/01/07, 12:00 AM | Solar & Wind | Systems, Technology Discussions

Not unlike washing machines, clothes, cars, and buildings, ocean going ships eventually wear out and require replacement. The next generation of ships may well require onboard ballast water treatment capability and double hulls.

TERRESTRIAL SOLAR CELL SURPASSES 40 PERCENT EFFICIENCY

02/01/07, 12:00 AM | Solar & Wind | Photovoltaic Systems, Technology Discussions

This technology will continue to dramatically reduce the cost of generating electricity from solar energy as well as the cost of materials used in high-power space satellites and terrestrial applications.

Records 1741 to 1755 of 2092

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