→brainlest← permafrost remains throughout the summer because it is insulated by groundcover vegetation thick sheets of ice snow topsoil

What field of science did harry hess study?

Witch type of microscope is used to view very small cell components like proteins and dna?

Biomass can be used to generate electricity. biomass relies heavily on agricultural crops. plants release carbon dioxide and water in combustion. plants use photosynthesis to originally generate the energy that is needed. the chemical energy of these plants all started with what energy source?