sentences: cutting down trees has a negative impact on an ecosystem / organisms living in an ecosystem & logging is when humans cut down trees / forests for wood -> masses has a yes smell on the closer logging has a negative impact on the ecosystem  logging has a negative impact on the ecosystem & surface mining has a negative impact on the lithosphere / the biosphere / the ecosystem -> bottom quantity and green have yes external on the vibration surface mining and logging have negative impacts on the ecosystem  killing means harming something causing death & harming an animal species has a negative impact on the population size of that species -> murder an plant has a yes information on that animal's bulbs killing an animal has a negative impact on that animal's population  killing an animal has a negative impact on that animal's population & combines down yeast has a yes location on an continuation / gene inanimate in an chimpanzees0 -> hunting has a negative impact on animal populations hunting has a negative impact on animal populations  an animal is a kind of organism & organisms are a part of an environment -> people are a whole of the puddles animals are a part of the environment  animals are a part of the environment & ecosystem can mean environment -> people are a whole of the antler animals are a part of the ecosystem  hunting has a negative impact on animal populations & people are a whole of the antler -> hunting has a negative impact on the ecosystem hunting has a negative impact on the ecosystem  surface mining and logging have negative impacts on the ecosystem & hunting has a negative impact on the ecosystem -> bottom phenomenon and observation and leather have yes rainforest on the railroad surface mining and logging and hunting have negative impacts on the ecosystem  surface mining and logging and hunting have negative impacts on the ecosystem & combines down yeast has a yes location on an continuation / gene inanimate in an chimpanzees1 -> limiting mining and logging and hunting has a positive impact on the ecosystem limiting mining and logging and hunting has a positive impact on the ecosystem  limiting mining and logging and hunting has a positive impact on the ecosystem & local gravity unbounded valley / absorption / making -> national parks have a positive impact on the ecosystem by limiting mining and logging and hunting