Instapundit » FLASHBACK: Robert Zubrin: The Truth About DDT and Silent Spring. Probably of new relevance in the… February 15, 2016 jamesbbkk Uncategorized Leave a comment Source: Instapundit » Blog Archive » FLASHBACK: Robert Zubrin: The Truth About DDT and Silent Spring. Probably of new relevance in the… Share this:TwitterPinterestTumblrRedditFacebookEmailPrintLike this:Like Loading...