The National Observatory of Water and Carbon Dynamics in the Caatinga Biome (OndaCBC) is a National Institute of Science and Technology (NIST) dedicated to research and technological development focused on the Caatinga biome, one of Brazil's most unique and challenging regions. Our main objective is to create and implement innovative solutions that contribute to improving the quality of life of the populations of the Brazilian Northeast, promoting environmental sustainability and socio-economic development.