188 votes

Is the decline in polio symptoms directly caused by the banning of pesticides such as DDT?

I'll address your last question first, starting with the mantra of science and statistics: Correlation doesn't equal causation There is a common anecdote in my home country about the mayor of a ...
Juliana Karasawa Souza's user avatar
60 votes

Do American foods contain unsafe levels of glyphosate?

According to the document Joint FAO/WHO evaluation (2004 Part II—Toxicology) with information on the acceptable daily intake of glyphosate (ADI): (listed here) The acceptable daily intake for ...
Aceofspades25's user avatar
25 votes

Do American foods contain unsafe levels of glyphosate?

An analysis by Snopes on this claim found it to contain a mixture of both truth and undetermined information. What is true about this claim referring to Snopes is that studies performed on lab ...
pericles316's user avatar
  • 22.8k
13 votes
Accepted

Do supermarkets spray fruit to keep it from rotting?

Your question asks about "supermarkets", but I have interpreted that as synecdoche - that you really mean to ask about the whole fruit supply chain, and not just the retailers at the end of it. Yes, ...
Oddthinking's user avatar
  • 143k
11 votes

Is the decline in polio symptoms directly caused by the banning of pesticides such as DDT?

Just doing basic data analysis of the charts shows little relevance between DDT and polio. Polio went up before DDT in most cases, as well as going down before DDT use was reduced, not to mention that ...
computercarguy's user avatar
10 votes

What is the cause of Brazil's microcephaly outbreak?

Summary Based on current evidence, the Zika virus appears to be the likely cause of Brazil's microcephaly outbreak. There is limited evidence to support pyriproxyfen as a cause, but further, more ...
pericles316's user avatar
  • 22.8k
6 votes

What is the cause of Brazil's microcephaly outbreak?

The CDC now say the Zika virus is the cause. On April 13, 2016, a new report was published by doctors from the CDC in the New England Journal of Medicine. Zika Virus and Birth Defects — Reviewing the ...
Oddthinking's user avatar
  • 143k
5 votes

Does glyphosate herbicide break down into more toxic substances in the environment?

Glyphosate breaks down to aminomethylphosphonic acid. Glyphosate and aminomethylphosphonic acid have about the same toxicity according to PESTICIDE RESIDUES IN FOOD - 1997: AMPA was no more ...
DavePhD's user avatar
  • 107k
4 votes

Is whitewashing trees a good practice?

TL;DR: I did not find any scientific consensus on this subject. The claim: According to this 2014 Statesmen article, Horticulturists from the University of California and Sunset magazine still ...
DrowsyFugitive's user avatar
4 votes

Do prairie dogs die when they eat bubblegum?

According to Summary of Black-Tailed Prairie Dog Colony Mapping Efforts at Five Colony Complexes in Central and Southeastern Montana (2012): From our North Dakota experience, we have concluded that ...
DavePhD's user avatar
  • 107k
1 vote

Does Phenol (Carbolic acid) repel snakes?

There is scant evidence that there is such a thing as a snake repellent, and Phenol is not it. A decidedly western source from 1970s does not list Phenol as a supposed repellent, but decries the ...
bukwyrm's user avatar
  • 1,676

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