U.S. EPA [Environmental Protection Agency] is working on a coarse screening tool as part of its "environmental justice" initiative to help its employees spot pockets of people whose health has suffered disproportionally over the years...[using] census data, a respiratory hazard index, poverty levels, toxic emissions, infant mortality... The end result will be a national database that will identify small tracts of people as unfairly affected over the years... EPA was not always so diligent. In 2008, it proposed getting rid of federal oversight of hazardous waste recycling... Many hazardous waste sites are located in poor and minority communities... Wilmington, Calif...has an 85 percent Latino population and is the site of five oil refineries, oil drilling, recycling facilities, freeways, ports, diesel trucking and more..., according to Communities for Better Environment... Stephen Lester, science director at the Center for Health, Environment & Justice said the EPA guidance, while commendable in giving a voice to the community, should also give them a chance to say, "Enough is enough."