Cuttings: segments Lower from mother or father vegetation for expanding elsewhere. Cuttings develop very best from sunside shoots or branches with two nodes each. They're planted Together with the top bud just away from the soil.
Cation Exchange Ability: how very well a soil hosts exchanges of cations between its minerals and its plant roots. On the whole, soils higher in clay and natural and organic make a difference carry a unfavorable charge that retains plant nutrient cations from leaching absent. Superior CEC normally correlates with superior fertility.
Cavitation: fast or perhaps explosive erosion compelled by air bubbles carried by a fast flowing liquid. Ruins its share of water pumps.
Glacier: a kind of long term human body of ice compacted from recrystallized snow that expands or contracts according to gravity and local weather.
Geomorphic Threshold: the limit outside of which modifications to a landform speed up into a brand new state (e.g., a creeping slope quickly falls above).
Endocrine Disruptor: a pesticide chemical that interferes with hormones. It is actually suspected to induce vaginal cancer, immune method deficiencies, and delivery defects.
The walls amongst "nature" and "tradition" begin to crumble as we enter a posthuman era. Darwinian insights pressure occidental people, usually unwillingly, to acknowledge their literal kinship with critters. --
Keystone Species: a species that improves or decreases the diversity of the system. Illustration: otters, which when hunted to extinction take away a Verify on the sea urchins that could eat local kelp forests on which all kinds of other species rely.
Axil: the angle that lies concerning a leaf stalk and its stem. Internet site of bud formation in flowering plants.
Artesian: h2o pushed upward via the hydrostatic force of the confined aquifer. Overuse of artesian wells lowers the water desk and occasionally helps make close by land click here sink (subsidence).
Levee: an embankment that works to be a dike. Levees constructed to containn floods can actually speed up floodwaters by narrowing normal channels.
Insurance policies: what homeowners have to have when their residences happen to be created on slipping hillsides, canyon flooring, eroding coastlines, floodplains, and swathes of chaparral by developers Doing the job in total disregard in the forces and cycles of nature.
Carrying Capability: the maximum poplation an ecosystem can support of the provided species. An ongoing debate focuses on if the Earth's carrying capacity for people has by now been exceeded or Soon will likely be.
Centripetal Force: pressure necessary to keep a shifting item in a very round path versus its inclination to fly outward.