Two giraffe subspecies have been classed as critically endangered for the first time. Both the Kordofan giraffe, often found in Cameroon, and the Nubian giraffe, often found in Kenya, have been placed on a threatened species red list.
With Arctic sea ice diminishing, polar bears are forced to change their hunting habits and spend more time on land looking for food. In the Novaya Zemlya islands, there were cases of bears entering residential buildings and attacking people.
Scientists have discovered an enormous void under an Antarctic glacier, sparking concern that the ice sheet is melting faster than anyone had realized.
Floods wreck havoc in different parts of India