Oak processionary posed a health threat. In April 2018, an outbreak of the caterpillars was reported across Greater London and surrounding areas. The moth is now fairly common in Belgium, notably in the Campine but also elsewhere, with fluctuating population numbers from year to year. In 2007 infestations in the Belgian province of Limburg were so acute that soldiers were deployed to burn them. In the Netherlands, the caterpillars are dealt with by biological pest control. Local authorities use, like in Germany, fluids containing bacteria that are toxic only to the caterpillars. These fluids are sprayed onto the infected trees. Furthermore, an
What the Health he interviews physicians and other individuals regarding diet and health. Andersen is also shown attempting to contact representatives of various health organizations, but comes away dissatisfied with their responses. Through other interviews he examines the alleged connection between the meat, dairy, and pharmaceutical industries, as well as various health organizations. The synopsis is that serious health problems are a consequence of consuming meat and dairy products, and that a conspiracy exists to cover this up. "What the Health" was written, produced, and directed by Kip Andersen and Keegan Kuhn, the production team for the documentary "Cowspiracy". "What the Health" was