Ice Wedge: wedge of ice whose expansions and contractions from melting and freezing open large cracks in the bottom.
Deep Ecology: a phrase coined by Arne Naess in his 1973 post “The Shallow and also the Deep, Lengthy-Variety Ecology Actions†to problem the solely human-centered perspective from the normal environment by searching a lot more deeply into inquiries of our place in it (versus surface environmental reform that addresses problems although not their psychological or philosophical underpinnings). Its two fundamental norms, irreducible to any Many others: self-realization (instead of ego-realization) and biocentric equality that opposes anthropocentrism as the center of our difficulty with nature. Naess’s motto: “Easy in implies, rich in finishes.†Immediately after working out a philosophical platform with George Sessions although camping in Death Valley in 1984, Naess later on described “deep†when it comes to a persistent questioning (problematizing) along with a pursuit of deep (substantial) modify.
Libidinal Politics: Ynestra King's expression for politics grounded in treatment and associations, in eros in lieu of logos only.
Dormancy: a duration of summer or winter metabolic slowdown in animals, crops, or seeds that need to preserve Vitality in inhospitable seasons.
People that really reside in a bioregion know finest how to handle it. Top rated-down alternatives from far-off are being suspected.
Continental Result: the seasonal temperature dissimilarities that land surface heating and cooling have on community local climate. The variances tend to be bigger than in places nearer to an ocean (maritime effect).
Animals: the animal kingdom branches into the deuterostomes (mouth and anus develop individually) along with the protostomes.
Mica: a mineral silicate whose hexagonal preparations of atoms give it great cleavage more info (it breaks in sheets rather than fracturing or crumbling).
Acclimation: a reversible Bodily improve in an adapting organism in response to environmental pressures.
Aggradation: a downward accumulation of stream-carried inorganic issue. Normally has the impact of constructing the mattress of the stream or flood basic rise. Also, a phase of forest biomass accumulation in the several years that adhere to a harvest.
Carcinogen: a material that fosters cancer, an ailment characterised by cells that can't Stop dividing inside a kind of Organic country-statism.
Mass Extinction: a catastrophic reduction in species populace. The mass extinction now underway threatens much more than half the animals on the planet, many of whom have already vanished; Other folks, like the great apes, are about to. For just a tribute to what not lives, begin to see the Altars of Extinction venture online.
Eco-friendly Manure: a crop developed to become dug into soil in need of nutrients. It is normally used before the second crop (typically a food stuff crop) grows in order to avoid overheating it or depriving it of nutrients.
J-Curve: a curve with a graph that implies an exponential increase: the curve begins low and angles upward quickly. Around the globe populace growth, for instance.