What is the main message of this video? (poll 7595737)

What is the main message of this video?

We now understand climate change better than we used to do.

We now know that climate change is a bigger problem than we used to think.

We now know that we must cut greenhouse gas emissions faster than we used to think.

The IPCC is a corrupt organization, infiltrated by environmentalists and profiteers.

Climate change is a hoax.

We have not learned much since the previous IPCC report.

Don't buy a second hand car from these people.

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