Overfishing 🎣 has caused populations of sharks, rays and chimaeras 🦈 to decline by more than 50% since 1970❗️ According to a new study published in Science: https://t.co/vLjMYZjmEh via @Seasaver UN Biodiversity Climate Change Science on Telegram by @ClimateChangeScience A @grttme project - Other backups: @Hallotme