6 murchison tells us that the Tasmanian Devil could go extinct in the wild in 20-30 years. Conduct a

short web search about the Tasmanian ecosystem. What did you find? How might the extinction of

Tasmanian Devils impact the ecosystem? List your sources below

However, the species is threatened with extinction, which could have detrimental impacts on the Tasmanian ecosystem. The devils were hunted by colonials who considered them a cause of livestock deaths. ... Devils are also a keystone species within the Tasmanian ecosystem, where they are at the top of their food chain.

explanation: we can only guess at how our actions may be perceived in the future. doing something really big like killing lots of people, saving lots of people, affecting the lives of lots of people is a sure fire way of being remembered in historical records. we can also make a difference in the history records by being a small influence on something bigger, whether that is as a civil servant, scientist or artist.

of course you could argue that we all affect history just as tiny cogs in a   bigger machine.

if you mean how do people influence our opinions of things which have already happened, then simply by writing a book which looks at things form a different perspective and trying to convince people that this perspective is more accurate or truthful. people do it all the time i.e. richard the third was a terrible or was he? plenty would disagree, it's just that their views aren't the most widely known.n: