Thus SSS is a key variable for understanding the global water cycle. In addition, changes in salt concentration at the ocean surface affect the density of surface waters, for example at the same ...
North America had the highest diversity and density of freshwater mussels on Earth. Discover how the button industry contributed to their decline, leaving these vital species critically endangered ...
Our present condition is precarious because world population continues to grow while habitable areas of Earth are shrinking due to effects of climate change ...
Freshwater ecosystems, covering less than 1% of Earth's surface, support over 10% of known species. An assessment of over 23,000 species found 24% threatened with extinction.