Climate%20%u2018apocalypse%u2019%20fears%20stopping%20people%20having%20children%20%u2013%20study%20%7C%20Climate%20change%20%7C%20The%20Guardian: People worried about the climate crisis are deciding not to have children because of fears that their offspring would have to struggle through a climate apocalypse, according to the first academic study of the issue.