TY - GEN AU - Albert,Christian AU - Spangenberg,Joachim H AU - Schröter,Barbara TI - Nature-based solutions: criteria SN - 1476-4687 PY - 2017///0606 KW - Conservation of Natural Resources KW - Humans N1 - Publication Type: Letter; Comment UR - https://doi.org/10.1038/543315b ER -