Easy
Normal
Hard
Very Hard
Impossible
100
Shaking of the ground
Earthquake
100
Hard ice slide that kills people on mountains
Avalanche
100
A hurricane that functions off of geological changes
Tropical Cyclone
100
A time period that is too cold for people
Blizzard
100
Cavities in the ground that form when water erodes an underlying rock layer.
Sinkhole
200
Deadly water storm formed all over the world
Hurricane/Typhoon/Cyclone
200
A large body of water that moves fast across land
tsunami
200
When rocks slip and slide through the land
Landslide
200
A temperature that is too cold, it freezes mammals and other organisms
Ice Storm
200
A tornado from the ocean
Watersprout
300
A uncontrolled fire that rages through the earthly region
Wildfire
300
Rising of the water in the city
Flood
300
When balls of ice fall through the sky
Hailstorm
300
Dissolved carbon dioxide (CO2) suddenly erupts from deep lake waters, forming a gas cloud capable of suffocating wildlife, livestock, and humans
Limnic Eruption
300
A gas that is poisonous to all kind
Killer Fog
400
Less aqua resources at a period of time
Drought
400
A storm that is deadly enough to electrify people
Thunderstorms
400
A asteroid falls through the sky
Impact Event
400
An intense burst of radiation coming from the release of magnetic energy associated with sunspots.
Solar Flame
400
A general term for downward vertical movement of the Earth's surface, which can be caused by both natural processes and human activities
Subsidence
500
A deadly wind storm that circles and moves at the same time
Tornado
500
A flood, due to heavy rain
Flash Flood
500
A period of time where the temperature is too high
Heat Wave
500
They can accompany heavy rains or follow droughts, earthquakes, or volcanic eruptions and slide a type of sand with it
Mudslide
500
occur when colonies of algae — simple plants that live in the sea and freshwater — grow out of control and produce toxic or harmful effects on people, fish, shellfish, marine mammals and birds
Algal Outbreak
