１つの種が絶滅するたびに、我々は自然界の一部を永久に失うことになる。の英語

Every time a species dies out, we lose forever a part of our natural world.

Many fragile species are on the verge of extinction.

Many creatures are on the brink of extinction.

Global glaciation might have driven many kinds of organisms to extinction.

an organism or species surviving as a remnant of an otherwise extinct flora or fauna in an environment much changed from that in which it originated

Many forms of life are disappearing.

If things keep going the way they are, it is a certainly that the planets resources will disappear.

Many forms of life have vanished from the earth.

the permanent end of all life functions in an organism or part of an organism

As things are, not one person will be spared from eternal destruction.

The snow leopard is listed by an international organization as “endangered” on its Red List of Threatened Species.

a phenomenon effecting living things in which one obtains benefits from the other, called commensalism

in the killer phenomenon in which an organism kills another of the same species, the individual that is killed

Protecting wildlife will ultimately lead to saving humanity from self‐destruction.

the taxonomic kingdom comprising all living or extinct plants

During that time, a deadly virus has spread across the globe and killed off most of humanity.

It is easy to consider man unique among living organisms.

In the 29th century, Earth is so polluted and full of trash that it can no longer support life.

If a nuclear war were to break out, mankind would perish.

We don't know what kind of effect the elimination of microbes has on higher forms of life.

All humanity will suffer if a nuclear war breaks out.

We have to abolish all nuclear weapons, because they are deadly to mankind.

If mankind doesn't take care of the environment, the environment may eliminate mankind.

Take away love, and our earth is a tomb!

All living things on earth depend one another.

living things that prospered in a past geological age and still exist, but only in particular place

How many kinds of animals live on the earth?―inhabit the earth?

If we all pull together we should be able to get the country out of the mess it's in.

The way we are going, we may well make the earth uninhabitable for man.

There are a many creatures thriving on the planet.