Global animal populations have fallen 68 per cent since 1970, according to a World Wildlife Fund report, though conservation has helped restore tiger and loggerhead turtle populations
Source:
https://www.newscientist.com/article/2254242-wildlife-populations-are-seeing-catastrophic-rapid-declines/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home