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stira [4]
3 years ago
15

HELPPPP!!!! Changes in ecosystems can be attributed to natural causes, such as natural disasters, seasonal variations

Biology
1 answer:
qaws [65]3 years ago
4 0

Answer:

dam building, heavy industry, deforestation, irrigation, agriculture, infrastructure, construction, burning fossil fuels, mining, fishing, there is a few that is what I came up with for the ecosystems, and for the food chains and food webs hunting. Hunting interferes with the food chain because the predators are not getting what they want because humans are hunting. 

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