Ethanol Producer Magazine article detailing the abilities of the company Algenol, which produces ethanol and other coproducts by way of algae. The company uses algae to make up to 8,000 gallons of ethanol a year, compared to corn ethanol's 476 gallons.
2. Physical processes on Earth are the result of energy flow through the Earth system.
3. Biological processes depend on energy flow through the Earth system.
5. Energy decisions are influenced by economic, political, environmental, and social factors.
6. The amount of energy used by human society depends on many factors.
7. The quality of life of individuals and societies is affected by energy choices.
4. Various sources of energy are used to power human activities.
Associated Grade Levels:
3.6 Humans are part of Earth’s ecosystems and influence energy flow through these systems.
6.8 Amount of energy used can be calculated and monitored.
2.5 Movement of matter between reservoirs is driven by Earth’s sources of energy.
7.6 Some populations are more vulnerable to impacts of energy choices than others.
5.1 Decisions concerning the use of energy resources are made at many levels.
4.3 Fossil and biofuels are organic matter that contain energy captured from sunlight.
2.2 Sunlight, gravitational potential, decay of radioactive isotopes, and rotation of the Earth
5.4 Energy decisions are influenced by economic factors.
6.5 Social and technological innovation affects the amount of energy used by human society.
5.7 Energy decisions are influenced by social factors.
6.6 Behavior and design affect the amount of energy used by human society.
7.4 Increasing demand for and limited supplies of fossil fuels affects quality of life.
4.1 Humans transfer and transform energy from the environment into forms useful for human endeavors
3.1 The Sun is the major source of energy for organisms and the ecosystems of which they are a part
4.6 Humans intentionally store energy for later use in a number of different ways.
3.2 Food is a biofuel used by organisms to acquire energy for internal living processes.
4.2 Humans use of energy is subject to limits and constraints.
5.5 Energy decisions are influenced by political factors.
2.3 Earth’s weather and climate are mostly driven by energy from the Sun.
6.4 Earth has limited energy resources.
3.5 Ecosystems are affected by changes in the availability of energy and matter.
5.2 Energy infrastructure has inertia.
2.7 The effects of changes in Earth’s energy system are often not immediately apparent.
4.7 Different sources of energy and different ways energy is transformed, transported, and stored.
5.3 Energy decisions can be made using a systems-based approach.
2.1 Earth constantly changes as energy flows through the system.
4.4 Humans transport energy from place to place.
2.4 Water plays a major role in the storage and transfer of energy in the Earth system.
5.6 Energy decisions are influenced by environmental factors.