I’d be more worried about Loch Ness Monster and Unicorn flatulence.
Alar
You forgot:
Alar
Acid Rain
Dioxin
Killer Bees
Coming Ice Age
Stray Voltage
Power Line Cancer
Immunizations
Mercury fillings
Red Dye #2
Nitrates
Fluoride
Bird flu
Swine flu
Arsenical water standard
DDT
Freon
Caffeine
Chlorine
Saccharin
Y2K
Cyclamates
Polychlorinated biphenyls
Phosphate detergent
Radon gas
Guns
These will make it worse.