National Ambient Air Quality Standards (NAAQS) The Clean Air Act, which was last amended in 1990, requires EPA to set National Ambient Air Quality Standards (40 CFR part 50) for pollutants considered harmful to public health and the environment. The Clean Air Act identifies two types of national ambient air quality standards.
Riya Jain is an actress, known for Apartment: Rent at Your Own Risk (2010).
Views of the Earth. Jaina World View. Jainism, an Indian religion distinct from Hinduism and Buddhism, was founded by Vardhamana Mahavira, called the Jina (conqueror), who lived in the sixth century B.C. Among other variations from Hindu culture, Jainism has its own version of geography and cosmology.