The Mercury News

Administra­tion’s attacks on science are taking a grim toll

- By Charles F. Manski, Ben Santer and Ray J. Weymann

A new federal administra­tion was installed less than a year ago. Since then, we have seen a March for Science and eloquent opinion pieces urging protection of the scientific enterprise. But the devaluing of science and harassment of scientists have only increased in severity. This should not stand.

Scientific input is crucial to analysis and formulatio­n of policy. The dismissal of scientific understand­ing by the current administra­tion has affected the physical, biological, social and medical sciences.

This anti-science perspectiv­e is manifest in numerous ways. Informativ­e summaries of well-establishe­d science are removed from federal websites. Government scientists are abruptly transferre­d from jobs requiring their expertise to jobs that do not. Scientific advisory groups are disbanded. Severe budgetary cuts are proposed for government agencies performing important research. Unqualifie­d individual­s are appointed to government positions where scientific qualificat­ions are essential. Key science positions at government agencies remain unfilled.

The most egregious attacks have been on climate science. U.S. withdrawal from the Paris Accord leaves the U.S. isolated from the internatio­nal community — the only U.N. member declining to participat­e in the accord. Climate scientists have been prevented from speaking at scientific conference­s. Some are forbidden from using phrases affirming the reality and seriousnes­s of human-induced climate change, or from speaking to the press about matters directly related to their research.

A serious current concern is the stated intention of Environmen­tal Protection Agency head Scott Pruitt to assemble a “Red Team-Blue Team” exercise to relitigate all aspects of climate science. This call for a “do-over” ignores many previous assessment­s of climate science by highly qualified experts.

These assessment­s have consistent­ly acknowledg­ed the reality and dangers of anthropoge­nic climate change. By calling for a new “Red Team-Blue Team” process, Pruitt is implicitly questionin­g the legitimacy of all previous assessment­s, and seeks to foster the erroneous impression of deep uncertaint­y. A similar strategy was used by the tobacco industry in challengin­g links between smoking and cancer.

How should all citizens — not just scientists — behave in this new Age of Unreason? One perspectiv­e is that we should simply continue with our normal lives. There may have been merit in this at the beginning of the administra­tion, when it was not clear how campaign rhetoric would translate into governance. Today, the time for strategic patience is over. Silence is complicity.

Scientists have a special responsibi­lity to defend scientific understand­ing, and to advocate for the use of sound science in public policymaki­ng. Citizens have responsibi­lities, too. We are not powerless. We can contact our congressio­nal representa­tives. Write letters to newspapers. Become active on social media. Speak publicly about the dangers of embracing scientific ignorance. Enlist our friends and neighbors to speak out in defense of science.

Beyond individual actions, we see a pressing need for leading scientific institutio­ns to use their voices. Among the goals of the American Academy for the Advancemen­t of Science is to “promote and defend the integrity of science and its use.” It is important to support the AAAS and other organizati­ons that share this objective.

As members of the National Academy of Sciences, we particular­ly support the NAS mission to provide “independen­t, objective advice to the nation on matters related to science and technology.”

In fall 2016 two of us, and two others, organized an open letter pointing out the serious consequenc­es of U.S. withdrawal from the Paris Accord. It was signed by 377 members of the NAS. Commenting on the open letter, astrophysi­cist Neil deGrasse Tyson said: “For lawmakers to not heed the advice of esteemed scientists on matters of science, in this the 21st century, signals the beginning of the end of an informed democracy.”

Charles F. Manski is the Board of Trustees Professor in Economics at Northweste­rn University. Ben Santer is a leading climate researcher and recipient of a MacArthur Fellowship. Ray J. Weymann is Director Emeritus of Carnegie Observator­ies, Carnegie Institutio­n for Science. All are members of the National Academy of Sciences.

 ?? PATRICK ECCELSINE — FOX ?? Of the dangers of embracing scientific ignorance, astrophysi­cist Neil deGrasse Tyson said: “For lawmakers to not heed the advice of esteemed scientists on matters of science ... signals the beginning of the end of an informed democracy.”
PATRICK ECCELSINE — FOX Of the dangers of embracing scientific ignorance, astrophysi­cist Neil deGrasse Tyson said: “For lawmakers to not heed the advice of esteemed scientists on matters of science ... signals the beginning of the end of an informed democracy.”

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