What are some renewable energy sources?

Also what is a renewable energy source that produces cool air?

http://www.altenergy.org/renewables/renewables.html

http://www.renewableenergyworld.com/solar-energy/tech/solarprocessheat.html

Thank you, that helped a lot.

You are welcome. :-)

Some renewable energy sources include:

1. Solar Energy: This involves capturing the sunlight and converting it into electricity using solar panels.

2. Wind Energy: It involves harnessing the power of wind to generate electricity using wind turbines.

3. Hydropower: This involves using flowing water, such as rivers or dams, to generate electricity by spinning a turbine.

4. Geothermal Energy: It utilizes the heat from the Earth's interior to generate electricity or heat buildings.

5. Biomass Energy: It involves the use of organic matter, such as wood pellets or agricultural waste, to produce heat or electricity.

Regarding your second question, a renewable energy source that produces cool air directly is not very common. However, renewable sources such as solar and wind energy can indirectly contribute to cooler air by reducing the need for fossil fuel-based power plants, which release heat and contribute to climate change. Additionally, some renewable energy systems can be combined with cooling technologies to provide cooling in buildings or homes. For example, solar-powered air conditioning systems use solar energy to power the cooling mechanism.