id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
ees-915	Kleidon, Axel	Sustaining the Terrestrial Biosphere in the Anthropocene : A Thermodynamic Earth System Perspective	2023	28	.pdf	application/pdf	9801	456	46	2. HOW TO GENERATE FREE ENERGY FROM SOLAR FORC- ING Before I describe how photosynthesis generates free energy, it is important to define this term briefly, to explain what makes it so different from “just” energy and to understand how Earth system processes generate it. The focus here is on free energy—energy generated by work that can per- form further work.	cache/ees-915.pdf	txt/ees-915.txt