Climate forcings
Climate forcings are typically considered as small but persistent external influences on either the solar or thermal components of Earth’s radiation energy balance, which in turn push the climate system toward a new thermal equilibrium. (Lacis, 2009)
Sources
Lacis, A.A. 2009. “Climate Forcing.” In Encyclopedia of Paleoclimatology and Ancient Environments, ed. Gornitz, V. Springer. https://doi.org/10.1007/978-1-4020-4411-3_41.