Why is weathering of the lithosphere important for the atmosphere?

What can be said about farmers in highly developed countries? a) they have little or no negative impact on the environment. b) they practice subsistence agriculture. c) they are able to incorporate polyculture into their farming practices. d) they utilize organic farming techniques on a regular basis. e) they rely on large amounts of energy from fossil fuels.

What molecules does hemoglobin decay into over time

What is the difference between a scientific hypotheses and a scientific theory?