Key Ecological and Agricultural Terms Defined
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Key Ecological and Agricultural Terms
CLISEIRE: Graph representing the timing of vegetation according to altitude.
SUSTAINABILITY: Balance of a species with its environment, the present, and the future.
Kyoto Protocol: International agreement that aims to limit emissions of gases that provoke global warming.
ECOSYSTEM: Unitary or homogeneous natural community consisting of living organisms, abiotic components, and flows of energy and materials.
AGRICULTURAL POPULATION: Population working in agriculture, animal husbandry, or forestry, coupled with those who want to work in the sector, even if they have never worked or are unemployed.
Sharecropping: Contract under which a person supplies land or livestock and other work, delivering the benefits.
LEASE: Contract by which the right to use land is transferred to another for a price and time.
PARCEL: Portion of land which is under a single limit. Boundaries may be classified by their shape and their size.
EXTENSIVE AGRICULTURE: Agricultural crops of large areas with low capital investment and labor. Large tracts of land allow for mechanization of the countryside.
Intensive Agriculture: Seeks to obtain more and better products in a small space. Needs manpower, advanced techniques, and capital investment.
AGRICULTURAL LABOR UNIT (ALU): Work done by a person engaged full time in a year of farming.
PRODUCTIVITY: 1. Items obtained per unit of surface. 2. Yield per unit of work (tons / hours of work per year).
CAULDRON: Place where the catches are more abundant and where fishing boats are fishing.
CONTINENTAL SHELF: Coastal sea area with a depth of less than 300m.
TERRITORIAL WATERS: Maritime coastal strip around the coast of a country. Here, the state exercises its sovereignty like a territory.
OWNER: A person or company that is responsible for equipping a boat for commercial exploitation.
AQUACULTURE: Technique of cultivation of aquatic plants and animals in controlled physical environments with the aim of maintaining the conditions that these species are in their natural environment.