id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
banko-2159	Editor, The	Payment for Environmental Services: an emerging issue to be addressed	2009	2	.pdf	application/pdf	548	27	37	Forest ecosystems provide a wide variety of environmental services such as water regulation, biodiversity conservation, carbon storage for climate change mitigation & so on. Environmental services are not traded in the market and have no observable price, which may be the reason.	cache/banko-2159.pdf	txt/banko-2159.txt