noun
biological pump; biopump
Oceanographic term for the process by which marine organisms transport carbon from the surface to the deep ocean.
生物ポンプは海洋の炭素循環において重要な役割を果たしている。
The biological pump plays an important role in the ocean's carbon cycle.
Compound of 生物 (seibutsu, 'organism, living thing') and ポンプ (ponpu, 'pump'), a calque of English 'biological pump'.