Green app for iOS: GoodGuide

GoodGuide is a free green app for iOS devices that allows you to instantly find safe, healthy, green and socially responsible products based on scientific ratings. GoodGuide’s app includes ratings for over 210,000 products and the companies that manufacture them, including pet food, babies and kids,...

What Is The Biofuel?

A biofuel is a fuel that contains energy from geologically recent carbon fixation, such as plants. These fuels are produced from living organisms. Examples of...

What Is The Biomass Energy?

Biomass is biological material derived from living, or recently living organisms. It most often refers to plants or plant-based materials which are specifically called lignocellulosic...

What Is The Solar Energy?

Solar energy is radiant light and heat from the sun harnessed using a range of ever-evolving technologies such as solar heating, solar photovoltaics, solar thermal...

What Is The Hydropower?

Hydropower or water power is power derived from the energy of falling water and running water, which may be harnessed for useful purposes. Since ancient...

What Is The Wind Energy?

Wind energy or wind power is the energy extracted from wind using wind turbines to produce electrical power, windmills for mechanical power, windpumps for water pumping,...

What Is The Renewable Energy?

Renewable energy is generally defined as energy that comes from resources which are naturally replenished on a human timescale such as sunlight, wind, rain, tides,...