recessive gene. recessive gene in Medicine. recessive gene n. A gene that is phenotypically expressed in the homozygous state but has its expression masked in the presence of a dominant gene.
Environmental law. For other uses, see Environmental Law (disambiguation). Environmental law - or environmental and natural resources law - is a collective term describing the network of treaties, statutes, regulations, common and customary laws addressing the effects of human activity on the natural environment. The core environmental law regimes address environmental pollution.
This page presents information on Federal Environmental Laws and Executive orders applicable to FEMA's actions.National Environmental Policy Act (NEPA).1  Congress passed the National Environmental Policy Act (PL91-190), or NEPA, in 1970. 2  NEPA is a federal law that established a national policy for the protection and maintenance of the environment.his page presents information on Federal Environmental Laws and Executive orders applicable to FEMA's actions.