Malthus brought up the subject in the 19th century but after 2 World Wars and a huge increase in jobs maybe we have solved the problem ? Catholicism is one of the major contributors to over population. No birth control says The Vatican, but how can they square that with a million desperate people living on the garbage heap of Mexico City and other over populated slums around the world ? At least the Chinese tried to limit growth to 2 children per family. India is a shambles and has done nothing that I am aware of. The wild areas are being encroached by humans driving animals to extinction.
The only animals being driven to extinction are the animals that have an asshole in the middle of its back - a police horse.