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.
Environmentalism or Environmental rights is a broad philosophy, ideology and social movement regarding concerns for environmental protection and improvement of the health of the environment, particularly as the measure for this health seeks to incorporate the concerns of non-human elements.t was, however, only under the impetus of the Great Smog of 1952 in London, which almost brought the city to a standstill and may have caused upward of 6,000 deaths that the Clean Air Act 1956 was passed and pollution in the city was finally brought to an end.