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Long term environmental variability modulates the epigenetics of maternal traits of kelp crabs in the coast of Chile

 The methylation of DNA is an environmentally inducible epigenetic mechanism reflecting the short‐term ecological and environmental background of populations. Marine invertebrate populations, which spread along a latitudinal cline, are particularly suitable for profiling DNA methylation, due to the heterogenous environmental conditions experienced. 

https://www.nature.com/articles/s41598-022-23165-1

Chile bans the use of 31 pesticides that exist in its market

 The Minister of Agriculture, Esteban Valenzuela, together with the national director (s) of the Agricultural and Livestock Service -SAG-, Andrea Collao, announced that the country had banned the use and marketing of all pesticides containing chlorpyrifos-ethyl, chlorpyrifos-methyl, paraquat dichloride, and methomyl because of their high degree of toxicity. They also presented a new 2022-2025 Work Plan for the Regulation and Control of Pesticides in Chile. 

14 October 2022
https://www.freshplaza.com/latin-america/article/9468560/chile-bans-the-use-of-31-pesticides-that-exist-in-its-market/