Hofmann M, Worm B, Rahmstorf S, Schellnhuber HJ (2011) Declining ocean chlorophyll under unabated anthropogenic CO2 emissions Hofmann M, Worm B, Rahmstorf S, Schellnhuber HJ (2011) Declining ocean chlorophyll under unabated anthropogenic CO2 emissions. Environmental Research Letters 6: e034035 Hoffmann_etal_2011.pdf View | Download