Well you can't blame man for these natural disasters. From flood, fire and famine to exterresterial objects, it's not nice to fool mother nature.
Disease
"Adrenalin: Fear the Rush ('97tv) In 2007 a mutant disease
from Eastern Europe hits the US.
"Andromeda Strain" ('70) Space probe brings back killer organism.
"Carriers" ('98TV) An Ebola-like virus
"Contagious" ('97TV) Drug runner brings cholera to the states.
"It's Great to be Alive" ('33)
"Last Man on Earth" ('64) After plague, normals vs undead.
"No Place to Hide" ('56) ?
"Outbreak" ('95) Monkey from Africa brings ebola-like plague.
"Panic in the Streets" ('50) Pneumonic plague in New Orleans.
"Quarantine" (2000tv) Terrorists release a anthrax virus
"Quarantined" ('70 TV) ?
"Quiet Killer" ('92 TV) (aka "Black Death") Plague strikes New York City.
"Runaway Virus" (2000) Return of the 1918 killer virus.
"Terminal Virus" ('95TV)
"Thirst" ('98TV) a paracite infests a city's water supply
"Twelve Monkeys" ('95) An unknown and lethal virus has wiped out five billion people in 1996.
"Virus" ('95TV) (aka "Formula for Death") ebola hits the screen
"Voyage of Terror" ('98TV) Another Ebola-like virus on a cruise liner.
Earthquake
"Aftershock: Earthquake in New York" ('99) Ton Skerritt, Charles S
Dutton.
"After the Shock" ('90 TV) Docu of SF quake of 10/17/89.
"Big One: The Great Los Angeles Earthquake" ('90 TV) Lights, action, shake.
"Day the Earth Moved, The" ('74TV) MegaViagra?
"Earthquake" ('74) Star-studed half of SHAKE 'n BAKE pair
"Earthquake in New York" ('98TV) NY couple tires of LA quakes moves back, and guess what?
"Epicenter" ('00TV) Earthquake hits San Francisco.
"San Francisco" ('30) quake
"San Francisco Disaster, The" ('06) Pseudo-newsreel.
Fire
"Blazing Forest" ('52)
"Fire!" ('77TV)
"Inferno" ('98) Strange heat wave hits the earth
"Red Skies of Montana" ('52) (aka "Smoke Jumpers")
"Terror on the 40th Floor" ('74TV)
"Towering Inferno" ('74) Another Irwin Allen mega-disaster. The BAKE part of SHAKE 'n.
Flood, Tidal Wave
"Deluge" ('33) Tidal wave hits New York
"Flood!" ('76TV) Rain, dam breaks, people swim.
"Flood: A River's Revenge" ('97TV) After the storms of '93
"Hard Rain" ('97) A town is flooded with rain and a dam break.
"Poseidon Adventure" ('72) "Beyond ..." ('79) First Irwin Allen disaster.
"SOS Tidal Wave" ('39)
"Terror in the Mall" ('98TV) Flood traps people in new mall.
"Tidal Wave: No Escape" ('97TV) Ransomer causes tidal waves.
Storm, Hurricane, Tornado
"Hurricane" ('?) ?
"Lightning: Fire From the Sky" ('01) Deadly storms hit a small Missouri town.
"Night of the Twister" ('96TV) Nebraska family survives tornado.
"Perfect Storm" ('00) True story of the demise of a
Main fishing boat in a killer nor'easter.
"Portrait of Jennie" ('?)
"Storm Chasers: Revenge of the Twister" ('98TV)
"Triumph Over Disaster: The Hurricane Andrew Story" ('93TV)
"Twister" ('96) tornado chasers
Volcano
"Krakatoa, East of Java" (aka "Volcano") ('69) ?
"Last Days of Pompeii" ('35, '84TV) The famous old one.
"One Million Years B.C." ('67) Volcano finally puts and end to cavemen. (... but just the start of Raquel Welch)
"Volcano" ('97) Volcano in LA.
"Volcano: Fire on the Mountain" ('97TV) CA mountins get hot.
"When Time Ran Out" ('80) volcano in the Carribean.
other
"Avalanche" ('78) Ski lodge isolated by snow.
"Avalanche" ('99TV) A damaged oil pipe in Alaska threatens an avalanche.
"Cave-in" ('83TV) ?
"City Beneath the Sea" ('70TV) Another Irwin Allen disaster.