Choose the sentence which has the closest meaning to the original one.

Some animals go extinct because the climate where they live changes.

Deforestation and loss of habitat threaten many species so that they will become extinct.

Many species lost their habitat because of deforestation and now they are extinct.

Deforestation and loss of habitat are driving many species to the verge of extinction.

Many species are extinct, so they run the risk of deforestation and loss of habitat.

We can no longer remember having advised you on how to decrease your energy use.

We remember having advised you on how to maintain your energy use.

We remember having advised you on how to decrease your energy use.

We remember to have advised you on how to decrease your energy use.

Because of releasing a large amount of carbon dioxide, motor vehicles run on petrol.

A large amount of carbon dioxide emission results from motor vehicles running on petrol.

A large amount of carbon dioxide emission causes motor vehicles to run on petrol.

Emitting a large amount of carbon dioxide is one of the responsibilities of motor vehicles running on petrol.

The environment has been made catastrophic by global warming.

It is true that global warming is a catastrophe caused by the environment.

It has been proven that global warming is harmful to the environment.

The environment has been truly dangerous because of global warming.

It is alarming that deforestation damages the quality of the land.

The quality of the land deteriorates as the result of the alarming rate of deforestation.

The alarming rate of deforestation results from damage to the quality of the land.

The damage to the quality of the land is to blame for the alarming rate of deforestation.

Some scientists were accused of having falsify the effects of climate change.

Some scientists were accused of having been honest about the effects of climate change.

Although some scientists have distorted the effects of climate change, they were not accused.

Some scientists were accused of having falsified the effects of climate change.

Cutting down energy use is the only way to reduce global warming.

Global warming is among many ways to cut down energy use.

Helping reduce global warming is a way to cut down energy use.

Cutting down energy use is one of the ways to reduce global warming.