Wood and agricultural wastes are alternative?

Question

sources of what??

Answer 1

Fuel, both are carbon neutral.

Answer 2

energy or fuel, fertilizers, packing and building materials, soil amendments if turned back to the soil and a myriad of other uses.

Answer 3

They can be used as alternative sources of energy. They can be burned directly far heat or to turn a turbine to generate electricity. They also can be converted to gas as a energy source.

Answer 4

I use these as my carbon source for composting.