Donald Roberts
In this piece Roger Bate, Donald Roberts and Richard Tren accuse the UN of "Scientific Fraud against DDT". Their Accusation is based on an Opinion paper by Roberts and Tren published in Research and Reports in Tropical Medicine. So let's look at their paper and see where the "Scientific Fraud" is.
Roberts and Tren's key argument is that reductions in malaria in the Americas were not the result of Global Environmental Facility interventions but were caused by increased use of antimalarial drugs. In their own words:
"However, their successes were not a
result of the interventions we describe…
With Donald Roberts about to give testimony before Congress it is instructive to look at his Senate testimony on October 6, 2004.
Just as the use of DDT in house spraying brought spectacular reductions in malaria,
declining use of house spraying brought spectacular increases in malaria. ... Data from Asian countries show similar
relationships. Figures 2-5 contrast malaria rates in recent years with the years when DDT was
used. The data represent annual parasite indexes (a population-based index of malaria
prevalence) during the period from 1995-99 compared with identical data from 1965-69.…