SURVEILLANCE SUMMARIES: Early Identification of Autism Spectrum Disorder Among Children Aged 4 Years - Autism and Developmental Disabilities Monitoring Network, 11 Sites, United States, 2020

World Water Day is March 22nd: Water is an increasingly stressed resource. Initiatives like World Water Day aim to accelerate action on achieving the UN’s sustainability goal relating to water. Technological innovations are helping make progress on clean water security. Here we detail five areas - from cleaning up the wastewater sector to seawater desalination - that are benefitting from th