With between 80,000 and 150,000 different synthetic chemicals manufactured regularly, it might be too much to expect that a small number of laboratory tests could be used to judge their effect on humans. (discovermagazine.com)
Because of the large number of laboratory animal dealers in the state, the league also lead the way in encouraging a stronger Pennsylvania Dog Law. (berksarl.org)
Background The authors write that «according to the IPCC (2007) models, atmospheric CO2 is predicted to rise to 540 - 970 ppm by the end of this century and reach a maximum of approximately 1,900 ppm when the world's fossil fuel reserves are fully exploited,» while noting that «a substantial number of laboratory studies have suggested a decline in coral calcification with a rise in seawater pCO2.» (climatism.blog)