They have already been very successful at blocking out the Son.
Gates is talking about the sun.
When they say “listen to the science”, they’re treating it like some omnipotent being, and its followers infallible. Science is very often wrong, and scientists are just humans. According to the method, theories also require a way to invalidate them, which the Left hasn’t done with global warming. Whatever happens is instead considered evidence in its favor. Whether there are more storms, or less storms, or warmer weather, or colder weather. Leftists have no clue what the science they worship like some false god even is.