“The publication last week of the Worldwide Fund for Nature’s (WWF) Living Blue Planet report painted a bleak picture of the state of the world’s oceans: marine populations, including reef ecosystems, have halved in size since 1970 and some species are teetering on the brink of extinction. Coral reef cover has declined by 50% in the last 30 years and reefs could disappear by as early as 2050, the report says, if current rates of ocean warming and acidification continue. WWF estimates that 850 million people depend directly on coral reefs for their food security – a mass die-off could trigger conflict and human migration on a massive scale.”
Ver artigo completo aqui.
Fonte: The Guardian – 25 de setembro de 2015