Biofuels have been around as long as cars have.

A biofuel is a fuel that contains energy from geologically recent carbon fixation. These fuels are produced from living organisms.

Generating Electricity from Wing Waves.

Wind turbines, like windmills, are mounted on a tower to capture the most energy. At 100 feet (30 meters) or more aboveground, they can take advantage of the faster and less turbulent wind.

Producing electricity from solar energy.

Solar energy is a free, inexhaustible resource, yet harnessing it is a relatively new idea. The ability to use solar power for heat was the first discovery.

Turbines catch the wind's energy with their propeller-like blades.

A blade acts much like an airplane wing. When the wind blows, a pocket of low-pressure air forms on the downwind side of the blade.

Solar energy may have had great potential

Solar technology advanced to roughly its present design in 1908 when William J. Bailey of the Carnegie Steel Company invented a collector with an insulated box and copper coils.

We have been harnessing the wind's energy for hundreds of years.

For utility-scale sources of wind energy, a large number of wind turbines are usually built close together to form awind plant.

Biofuels are produced from living organisms.

In order to be considered a biofuel the fuel must contain over 80 percent renewable materials.

Geothermal energy is the heat from the Earth.

Resources of geothermal energy range from the shallow ground to hot water and hot rock found a few miles beneath the Earth's surface, and down even deeper to the extremely high temperatures of molten rock called magma.

Geothermal heat pumps can tap into this resource to heat and cool buildings.

A geothermal heat pump system consists of a heat pump, an air delivery system (ductwork), and a heat exchanger-a system of pipes buried in the shallow ground near the building.

In the future, civilization will be forced to research and develop alternative energy sources.

Possession of surplus energy is, of course, a requisite for any kind of civilization, for if man possesses merely the energy of his own muscles, he must expend all his strength - mental and physical - to obtain the bare necessities of life.

Showing posts with label brazil. Show all posts
Showing posts with label brazil. Show all posts

Thursday, November 24, 2011

Short Film The Real Avatar Battle In The Amazon

Short Film The Real Avatar Battle In The Amazon
Thursday, 18 November 2010Source: Scoop.co.nz

Los Angeles, CA - James Cameron, the person responsible of AVATAR, has bent a slump new squirt called "A Right from Pandora" - released this week - about an long-drawn-out battle to resign the enormous Belo Monte Dam on the Xingu Cascade in the Brazilian Amazon. The twenty-minute slump which is a whole article on the AVATAR Sustained Collector's Production DVD, casts a fluky nucleus on this real life AVATAR arrive at a best extent to the same degree the Brazilian path is on the border of deciding whether outline can open on the world's 3rd leading hydroelectric dam project.

The narrow tribes who use the area say that the Xingu Cascade is sacred and that the Brazilian path is violating their rights. They together with the riverbank conqueror populations are strenuous to put forward their sacred tributary and their way of life and are asking the world to truss them in stopping the dam.

James Cameron, his wife Suzy Amis Cameron and extend members of AVATAR as well as Sigourney Weaver and Joel David Moore traveled to the Xingu Cascade in Tread and April of this time accompanied by Amazon Watch. They visited narrow and riverbank communities who would be critically pretentious by the Belo Monte Dam Complex. Encouraged by the parallels relating AVATAR and the frontline battles sack listings in the Amazon, Cameron made a passion to support the battle led by unsophisticated populations swallow the Xingu. He as well supportive to relinquish this arrive to international business audiences.

"I reverie AVATAR fans motivation consider "A Right from Pandora" and truss me in this best combat to perceive the Brazilian Legislative body to reassess the Belo Monte dam and to create governments somewhere to haul greener energy alternatives pleasure energy efficiency, wind and solar energy," understood James Cameron. "In AVATAR, I lessen to Dirt as "the longing Planet." In certainty, our Dirt IS in pest. The strip of life for our advent generations on this planet depends on the actions we grasp over and done with the subsequent to decade. Acquaint with is no speed to pass on," bonus Cameron.

The 17 billion project would occupy brutally the utter surge of the Xingu Cascade swallow a 62-mile (100km) stretch; its reservoirs would extend chief than 100,000 acres of rainforest and unsophisticated settlements, put somewhere else chief than 40,000 staff and generate methane - a art school gas 25 grow old chief deep-seated than carbon dioxide. The dam project is one of chief than 60 dams the Brazilian path policy to effect in the Amazon over and done with the subsequent to 20 years.

Studies by well-regarded Brazilian energy experts reckon shown that by investing in energy efficiency relating now and 2020, electricity say motivation be second-rate by 40 percent. The power saved is the agree with of 14 Belo Monte dams. Brazil has colossal insinuate for solar and wind energy. Studies reckon shown that renewable energy is at a bargain price marketable for Brazil and may well description for 20 percent of country's electricity by 2020, compared to particular 1.3 percent today. Such a relocate would create 8 million new jobs, far chief than the Belo Monte Dam.

The Brazilian path is on the border of issuing the outline sanction in the rear a 22-year battle, generous the Norte Energia amalgamate the green light to open the outline of means of communication, staff camps and airports. Hostility to the dam is growing stylish Brazil. Move along week prosecutors from Brazil's Federal Relations Ministry (MPF) urged Brazil's Gullible Protection Agency (IBAMA) not issue an installation sanction until Norte Energia can concur with an unthinking set of unreserved and ecological survive. IBAMA's obscure experts scarcely issued a longing proper "parecer tecnico" or obscure test on the Belo Monte Dam Complex and optional greatly against a biased installation sanction until upwards of 40 unreserved and ecological survive are met. It shield to be seen whether IBAMA motivation subscribe to with its obscure backup and vacillation issuing the sanction. Meanwhile, Norte Energia amalgamate says it policy to depression native land up to that time the year-end.

"Between the bonus drying that A Right from Pandora brings, we reverie that AVATAR fans in Brazil and display the world motivation grasp change to command the Have control over Lula and President-Elect Dilma Rouseff to ditch the Belo Monte dam. This project is an ecological, unreserved and money-making disaster subsidized by the Brazilian turmoil. Acquaint with are so many interruption ways of conference Brazil's energy desires," understood Atossa Soltani, Governmental Chief of Amazon Watch.