What would most likely trigger a climate change that could lead into a mass extinction?

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Two hundred years of burning fossil fuels is already triggering a climate change that could lead to a mass extinction of all life on Earth.
Earth's collision with a huge asteroid. All of the volcanoes exploding at once would also.

Volcanic outgassing.
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How can a change in climate cause extinction?

There are a lot of reasons. One is a big cloud (like one resulting from massive volcanic activity or the impact of a large asteroid) can block the Sun and plants would not s

What is the most recent mass extinction?

It's happening right now. The human race has or is about to wipe out as many species as the meteorite that hit the planet 65 million years ago and ended the reign of the dinos

What triggers a mass extinction?

Mass extinctions could be caused by giant meteors colliding with the Earth. They could also be caused by the Earth tipping off its axis. Global warming or global cooling will

How can the movement of continents trigger climate change?

The movements of continents has nothing to do with the presentclimate change, which is being caused by global warming. However, in the long term, tectonic plate shift, which

How can a change in climate lead to extinction?

well,some animals can't survive in a climate their not used to,or not meant for it.For ex:after the Continental Drift of pangea,animals that lived in warm climates were placed

When was the most rapid mass extinction?

The fastest extinction of life on Earth occurred 65 million years ago when over 80% of the earth's organisms went extinct. This occurred in a relatively short 2-5 million year

What could cause a mass extinction?

Any event that significantly changes the environment of a particular species can cause them to become endangered or even to become extinct. If the temperature of the earth's a

How can climate change leads to extinction of species?

Global warming is warming our planet and melting our polar icecaps. Eventually these polar icecaps will completely melt, this will make certain animals extinct such as the pen