['< sod > the\'\'\'scientific current opinion on climate change\'\'\'is the overall judgment among scientists regarding the extent to which [ [ global warming ] ] is occurring, its causes, and its probable consequences. this scientific opinion is expressed in [ [ systematic review | synthesis and reports ] ], by scientific bodies of national or international standing, and by surveys of opinion among climate scientists. individual scientists, universities, and laboratories contribute to the overall current scientific opinion via their [ [ peer review | peer - reviewed ] ] [ [ scientific journal | publications ] ], and the areas of collective agreement and relative certainty are summarised in these respected reports and surveys. < 1 ref name = " oreskes _ consensus " / > < eod > < sod > the\'\'\'scientific opinion on climate change\'\'\'is the overall judgment among scientists regarding the extent to determine which [ [ global warming ] ] is occurring, its causes, and its probable consequences. this scientific public opinion is expressed in [ [ systematic review | synthesis reports ] ], by scientific bodies of national or international standing, and conducted by surveys of opinion among the climate scientists. individual scientists, universities, and laboratories contribute to the annual overall scientific opinion via their [ [ peer review | peer - reviewed ] ] [ [ scientific journal | publications ] ], and the areas of collective agreement and relative certainty are ultimately summarised in these respected reports and surveys. < ref name = " oreskes _ consensus " / > this supposed consensus is based on a 5 % response rate to a two question online - survey. < eod >']