Phytoplankton Population Drops 40 Percent Since 1950 ... that translates to an annual drop of about 1 percent https://www.scientificamerican.com/article/phytop

Phytoplankton Population Drops 40 Percent Since 1950 ... that translates to an annual drop of about 1 percent https://www.scientificamerican.com/article/phytoplankton-population/ https://www.scientificamerican.com/article/phytoplankton-pop... [2008]