observations and data. (H) Support the integration of social science to advance decision support services. (I) Develop methods to study groundwater sustainability and estimate the efficiency of recharge management. (c) Direct hiring (1) Authority During fiscal year 2021 and any fiscal year thereafter, the head of any Federal agency may appoint, without regard to the provisions of subchapter I of chapter 33 of title 5, United States Code, other than sections 3303 and 3328 of that title, to a position with the Federal agency a recipient of a fellowship under the program who— (A) earned a degree from a program described in subsection (b)(2)(B)