IELTS Writing Task 2: Science topics

Some people believe that space exploration is a necessary investment in humanity's future. Others regard it as a luxury the world cannot justify.

Some people say that more money should be invested in science than in other subjects.

Some people say that more money should be invest…: Some people say that more money should be invested in science than in other subjects. Do you agree or disagree

Some people feel that cities should allow for spaces for graffiti while others feel it should be banned. Discuss both sides and give your own opinion.