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Why Green Skyscrapers are a Terrible Idea – Adam Something
(www.youtube.com)
Discussion of climate, how it is changing, activism around that, the politics, and the energy systems change we need in order to stabilize things.
As a starting point, the burning of fossil fuels, and to a lesser extent deforestation and release of methane are responsible for the warming in recent decades:

How much each change to the atmosphere has warmed the world:

Recommended actions to cut greenhouse gas emissions in the near future:

Anti-science, inactivism, and unsupported conspiracy theories are not ok here.
limited budget – you can pay for structural changes and maintenance costs to put greenery on the building or you can use that same money for a lot more greenery at street level where it benefits a lot more people