The following are three sources of fellowships for early career researchers:
The SCAR INSTANT Scientific Research Programme (Instabilities and Thresholds in Antarctica) is funding four scholarships ($5,000 each) to early-career researchers. See this website for details. Deadline is March 31, 2022.
The Council of Managers of National Antarctic Programs (COMNAP) and the International Association of Antarctica Tour Operators (IAATO) are offering two fellowships ($15,000 each). See this website for details. Deadline is June 30, 2022.
The SCAR Fellowship Scheme has up to five fellowships ($15,000 each). See this website for details. Deadline is August 31, 2022.