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why we might need to colonise mars - Coggle Diagram
why we might need to colonise mars
over population
losing natural resources
over crowding
world hunger
war over teritories
spread of disease
science/man made threats
lab created disease
AI takeover
disrupting the natural cycles (water cycle, food chain)
global warming
factory fumes
oil
space threats
asteroid
moon coliding with earth
alien invasion
natural threats
natural disasters
floods
quakes
tsunami
change in atmosphere