An iceberg the size of Chicago broke off am Antarctic ice shelf to reveal a thriving ecosystem underneath, according to ...

This social system includes all of the actors – the friends, foes, competitors, and even the innocent bystanders – party to the problem, as well as the larger environment – the laws, policies, social ...

Species play essential roles in ecosystems, so local and global species losses could threaten the stability of the ecosystem services on which humans depend (McCann 2000). For example, plant ...