Cooling Global warming Microplastics Pollution 
AGreenLiving
JANUARY 3, 2020
Unfortunately, contemporary ice-making and maintenance technologies consume large amounts of energy and produce refrigerant gases that cause pollution , making them environmentally harmful. HFCs heighten the greenhouse effect, while carbon dioxide similarly intensifies global warming.
Grist
FEBRUARY 9, 2022
In interviews afterward, Shatner made a plea for the planet as TV hosts tried to steer him toward topics lighter than death and global warming. There’s an irony here: In order to gain this more-than-sky-high perspective, astronauts and space tourists have had to take an incredibly polluting journey.
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