577 business cleanenergy climaticchanges deforestation economicdevelopment effectofhumanbeingson encyclopedias energyindustries environment environmentalaspects environmentalconditions environmentaldegradation environmentalhealth environmentalindicators environmentalism environmentalmonitoring environmentalpolicy environmentalprotection environmentalresponsibility environmentalriskassessment florence globalclimatechange globalenvironmentalchange globalwarming humanecology india italy marineecosystemhealth nature numericaldata population qualityoflife research restorationecology statisticalmethods statistics sustainability sustainabledevelopment unitedstates wa30p929w2001