In 2033
The main reason is the political disagreement between members of the European Union

As the European Union is part of NATO, and the U.S. is planning to start a war against Russia and China. Many in the European Union will not like this and will decide to break the alliance
EU crisis: Majority of Europeans believed bloc will fall apart within 20 years
Europe Will Disappear: Prophets Told How It Will Happen
Accuracy 20
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In 2110
They will figure out how to terrorize the planet to make it fit for human life

So far we are only talking about launching probes
UPCOMING NASA FLIGHTS TO VENUS
Accuracy 10
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Get rid of castes
Castes impede the progress of India. Once it is eradicated, there will be no problems in India

All the dreams of India becoming a superpower, a world economic leader by the middle of the 21st century are hardly realizable as long as nearly a fifth of the population is considered an outcast and has great difficulty fitting into modern economic relations.
Why caste riots began in India
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In 2038
Elon Musk has a grand plan for getting humanity out of the confines of Earth, setting off to the moon, Mars, and even further reaches of the solar system. Musk has regularly estimated that humans could establish a city on Mars as early as 2050. Because of the fear that China will go to Mars first, the colony will be built in 2038.

First there must be a base on the moon
Hawking says humans must go into space to survive
Accuracy 10
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