Taking the Green Route with Fuel Cell Buses

Fuel cell buses appear destined to be a major part of transit fleets, reducing petroleum dependence and providing a truly zero emission mobility option.

Water Conservation & Xeriscape Conference

The Expo now draws over 3,000 residents to a free day of seminars, demonstrations, and exhibits for both adults and children.

Wind Energy Collection using Contra-Rotation

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

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

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

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

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?

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

Hydrogen Production Technology ― Light-Powered Generation

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

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

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

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?

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

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

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.

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Solar & Wind - Featured Product

Darfon G320 Microinverter

Darfon G320 Microinverter

The Darfon G320 is the microinverter solution for today's high-power solar modules. The G320 handles 60- and 72-cell modules up to 350W DC and outputs up to 300W AC. The G320's 3-phase configuration accommodates the electrical distribution systems of most commercial buildings and to reduce, if not eliminate, the need for expensive transformers. The G320 comes in four voltage/phase configurations, so it can be installed in residential, commercial or utility applications.