The consensus of the world's climate scientists is that man - made greenhouse gas emissions are creating significant changes in the global climate system. (humanrights.gov.au)
But factors such as changes in global climate and the drifting of continents have played major roles in defining and shaping the diversity and distribution of bird species, too, the scientists say. (sciencemag.org)
The international journal publishes high - quality research on changes in the global climate system. (chimalaya.org)