Sainsbury's Using Parking Cars' Kinetic Energy to Power Up
Sainsbury's, from Gloucester, UK, is the first supermarket to use the kinetic energy coming from the cars entering their parking lot to (partially) power their shop.
Trains Polluting More Than Airplanes in the U.S.?
A recent study reveals shocking figures telling that, basically, traveling by train pollutes the environment more than traveling by airplane. How can that be?
Passivhaus: German-Style Superefficient and Superinsulated Home
Passivhaus is a German concept of a home that needs very little heating or cooling, because it is so well insulated that it could basically be built on martian surface. There are more then 20,000 of these Passivhaus homes worldwide, many of them being buildings, kindergartens and office spaces.
Biodegradable UFO-like Plates for Cleaner Picnics
UFO (Unidentified Feeding Object) plates are picnic plates which can be disposed after usage by launching them into the bushes, exactly like a frisbee. The most interesting thing about these plates is the fact that they can provide food for birds, squirrels or rodents.
European Supergrid Concept of Using Green Energy
Even if it may sound like science fiction, the vision of the European Union is to be able to power the entire Continent with Green Energy: from solar panels to wind and wave turbines, from geothermal to hydroelectric power stations.
In My Prius: Funny Hip-Hop Video About Toyota's Car
It's time for some fun once in a while on The Green Optimistic. I wish I could do that a habit and, once a week, present some funny environmentally-related video. If there are lots of them, I'll even make a category.
Helmholtz Principle-Based Innovation Reduces Aircraft Consumption by 20%
Scientists discovered a new method to reduce an airliner's consumption and fuel costs by redirecting the air to waggle sideways around the wings. They are doing this with tiny air powered jets, making the air flow back and forth over the wing.
WindCube: 60kW Small, Stackable Wind Turbines
The device below is known as WindCube, and is developed by Green Energy Technologies. It incorporates a fan and a wind concentrator system, which directs the wind at a higher speed though the fan, producing eight times more electricity than if it wasn't used.
Greenhouse Gas 4,800x More Potent Than CO2 Thought Safe
In the late 1980s, during the Montreal Protocol that set rules for the chlorofluorocarbon emissions, methyl bromide was about to become a target, to reduce it for saving the ozone layer. So, from a poplar compound used in agriculture, it became an "outlaw".
Solar Powered System Heats Your Home During Winter
Boston-based Practical Solar comes with an interesting house heating offer and, with the help of a millennium-old technology, aided by computer software, wants to bring heat in your homes directly from the sun. Simpler said, they projected a set of mirrors to beam their light on your house.
