`` Sustainability is a matter of life and death for people on the planet . Latest snapshot of threats to animal and plant species published by international conservation group . The report says that the number of threatened animals has increased in recent years due to habitat loss, climate change and other factors. Report is `` clarion call to world leaders gathering in Rio , '' says IUCN director general Julia Marton-Lefevre . WWF director general warns Rio `` doomed to ridicule '' if world leaders do n't act decisively .
Latest snapshot of threats to animal and plant species published by international conservation group . The report says that the number of threatened animals has increased in recent years due to habitat loss, climate change and other factors. Report is `` clarion call to world leaders gathering in Rio , '' says IUCN director general Julia Marton-Lefevre . WWF director general warns Rio `` doomed to ridicule '' if world leaders do n't act decisively .