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Oceans often act as renewable resources. Sawmill near Fügen, Zillertal, Austria Global vegetation. A renewable resource (also known as a flow resource [note 1] [1]) is a natural resource which will replenish to replace the portion depleted by usage and consumption, either through natural reproduction or other recurring processes in a finite amount of time in a human time scale.
The Las Vegas Review-Journal editorial page wrote of the movie, "As Mr. Moore and Mr. Gibbs have uncovered, renewable energy proponents have been much better at making promises than keeping them", noting that "they aren’t the only ones who’ve noticed that renewable energy is heavily dependent on things that aren’t so renewable", pointing ...
This is a list of films about renewable and alternative energy. Carbon Nation; Catching the Sun; The Fourth Revolution: Energy; Fuel; Gashole; Gasland; Generation on the Wind; Go Further; An Inconvenient Truth; Lovins on the Soft Path; Planet of the Humans; Powerful: Energy for Everyone; Race the Sun; Switch Energy Project; Wind Over Water ...
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Renewable energy in developing countries is an increasingly used alternative to fossil fuel energy, as these countries scale up their energy supplies and address energy poverty. Renewable energy technology was once seen as unaffordable for developing countries. [ 201 ]
Renewable resources are available each year, unlike non-renewable resources, which are eventually depleted. A simple comparison is a coal mine and a forest. While the forest could be depleted, if it is managed it represents a continuous supply of energy, vs. the coal mine, which once has been exhausted is gone.
Bioenergy is a type of renewable energy that is derived from plants and animal waste. [1] The biomass that is used as input materials consists of recently living (but now dead) organisms, mainly plants. [2] Thus, fossil fuels are not regarded as biomass under this definition.
100% renewable energy is an energy system where all energy use is sourced from renewable energy sources. The endeavor to use 100% renewable energy for electricity, heating/cooling and transport is motivated by global warming, pollution and other environmental issues, as well as economic and energy security concerns.