Thought this was relevant to the discussion about climate change and responsibility. It's not that long:
Microsoft vows to become "carbon negative" by 2030
Microsoft vowed Thursday to be "carbon negative" by 2030 and announced new plans to fund emerging technologies and methods that pull CO2 directly from the atmosphere.
Also in the article ...
Expanding its internal carbon tax to apply to their supply- and value-chains, not just emissions from their direct operations.