Since 1991, the sex ratio (females per 1,000 males) among the elderly has been climbing steadily, while the sex ratio of the general population remains the same.
In a milestone for humanity, the global population hit 8 billion on Tuesday after having added a billion people in the last 12 years, with India on the cusp of overtaking China as the world's most populous country next year.
The 'Young Warrior' movement was launched in May 2021, and achieved significant scale, with 6.6+ million actions taken, said organisers in a statement.