This photograph taken on September 9, 2026 shows pinewood nematodes (Bursaphelenchus xylophilus), microscopic worms attacking conifers, seen through a microscope during observation at a laboratory of the Institut national de recherche pour l'agriculture, l'alimentation et l'environnement (INRAE) in Villenave-d'Ornon, outside Bordeaux. (Photo by Christophe ARCHAMBAULT / AFP via Getty Images)