id	keyword
easat-3772	biochar
easat-3772	ahnfeltia
easat-3772	vol
easat-3772	content
easat-3772	ahnfeltia biochar
easat-3772	carbon
easat-3772	science
easat-3772	soil
easat-3772	primorsky
easat-3772	beach
easat-3772	territory
easat-3772	technology
easat-3772	beaches