sentences:  Recently, the focus has turned to the impact of environmental conditions, most notably the exposure to indoor and outdoor air pollutants or allergens.WE ACT states that a racial divide exists in air pollution, resulting in the disproportionate exposure of minority or low income communities to high levels of air pollutants.WE ACT works to improve the air quality of Northern Manhattan communities and reduce the incidence of asthma and other respiratory problems by addressing the sources and environmental risks producing harmful air pollutants.