For several years, the scientific community has been concerned. Alarming signals suggest a drastic decrease in insect populations worldwide. Insects are crucial for maintaining ecosystems. They decompose organic matter, pollinate our agricultural crops, and serve as the basic food source for many species of birds and amphibians. What would become of our planet without their presence? What are the causes of their disappearance? What can we do to address this phenomenon? Whether in Mexico, France, Germany, the United States, or Canada, committed scientists and citizens are investing in research and projects to curb what some hesitate to call the sixth mass extinction.