Nonrenewable_Energy BIO 350

Nonrenewable_Energy BIO 350 - Non-renewable Energy Energy...

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Non-renewable Energy I Energy Resources for Planet Earth A Solar 1. provides the planet with 99% of the available energy 2. Comes in two forms a) Direct solar from the sun i) ii) Energy for photosynthesis, makes most life possible b) Indirect solar energy i) Comes in the form of wind, moving water, or stored as biomass B Commercial 1. Provides the planet with 1% of available energy 2. This is the energy that is bought and sold by humans 3. most comes from non-renewable sources a) fossil fuels b) nuclear II Evaluating Energy Resources A Future availability 1. Non-renewable have finite limits 2. Renewable can be infinite as long as they are not over-exploited B Cost 1. Currently non-renewable is cheaper because a) b) They are of high energy quality c) Our current technology is adapted to them 2. Renewable energy should become cheaper a) As non-renewables become depleted & more expensive (like they are just now becoming) b) As technology improves to make renewables more efficient 3. Environmental effects a)
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Nonrenewable_Energy BIO 350 - Non-renewable Energy Energy...

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