All Alternative Energy Articles, Interviews, Stories & Videos

From the Earth to the Moon: Cash or Charge

08/01/07, 12:00 AM | Solar Power | Vehicles
If successful, the SS2 and the WK2 could pave the way for a much larger craft that could ferry several hundred passengers into low orbital space and the land in another country or continent without the need for expensive jet fuel.

GREEN ENERGY OPTIONS IN THE CARIBBEAN

08/01/07, 12:00 AM | Solar Power | Projects and Tours
In the Caribbean, the options are essentially the same, but practically wind and solar energy are the most promising short term solutions.

Greenroofs benefits outweigh costs, even in desert environment.

08/01/07, 12:00 AM | Solar Power | Commentary, Residential
The only severe downsides of having greenroofs in a desert climate are cost of installing it, and then the water use for irrigation. But as we'll see, the water needed for irrigation is more than covered by available greywater.

Hydrogen stations are springing up everywhere!

08/01/07, 12:00 AM | Solar Power | Analysis and Trends, Fuels, Transportation Applications
Spring has been a busy period for hydrogen fueling stations, with five stations recently opening worldwide.

INTERVIEW WITH RICHARD J. KASPER OF GEM

08/01/07, 12:00 AM | Solar Power | Interviews, Vehicles
Today, over 40 of the 50 United States have enacted laws that allow for NEVs to be driven on city streets. As the awareness of NEVs becomes more widespread, and the benefits of owning them and driving them realized, we see significant market potential in the future.

KiteBoating in Hawaii

08/01/07, 12:00 AM | Solar Power | Vehicles
The potential kite power vessels will have many applications for fishing, powering ferryboats, and barges, to providing emergency power to motorboats. The sky is the limit for the future of kiteboating; the ocean is waiting.

Plant Jatropha - Go Green - Reduce Poverty

08/01/07, 12:00 AM | Solar Power | Business Development, Commentary
A hectare of jatropha yields more than four times as much fuel per hectare as soybean, and more than ten times that of corn.

Putting Down Roots

08/01/07, 12:00 AM | Solar Power | Business Development
Only an in-depth, integrated approach to energy access ensures a sustained income rise.

Random Thoughts from this Year's Renewable Energy Fair

08/01/07, 12:00 AM | Solar Power | Opinions and Advice, Tradeshows and Conferences
Reducing one's energy overhead costs relatively little and produces a revenue stream that appreciates over time. Replacing one's energy infrastructure with on-site renewable systems, in contrast, will require a sizable up-front financial commitment relative to what it will produce over time.

Renewable Energy Markets Worldwide 2015 Driven by Climate Change

08/01/07, 12:00 AM | Solar Power | Analysis and Trends
Nanotechnology is undoubtedly one of the key technologies which will influence energy efficiency

SMALL ELECTRIC VEHICLES IMPROVE LIVABILITY

08/01/07, 12:00 AM | Solar Power | Vehicles
A second generation of Personal Vehicles is being created with performance and range similar to its ancestors, while meeting the priorities of a society re-defining the meaning of community.

Solar Heating in Saskatchewan in the Winter

08/01/07, 12:00 AM | Solar Power | Projects and Tours
The research showed that these panels will work in northern climates. The system was operated over a one month period in February and March when temperatures were at times lower than -20ş C.

SOLAR PONDS FOR RESIDENCES AND SMALL BUSINESSES

08/01/07, 12:00 AM | Solar Power | Projects and Tours
This article does not pretend to be an exhaustive dissertation on solar ponds, but it should be enough to wet the appetite of anyone who is searching for a relatively simple almost passive way of collecting the sun's heat and energy.

The Air Car

08/01/07, 12:00 AM | Solar Power | Vehicles
At the moment, four models have been made: a car, a taxi (5 passengers), a Pick-Up truck and a van. The final selling price will be approximately 5.500 pounds.

The Half Program

08/01/07, 12:00 AM | Solar Power | Tips and advice
The Half Program has proven to be a very good investment - we spent a total of $7,525 for all the energy reduction projects, and we are saving $4,007 per year in energy costs!

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