Unit 5 - 3 Flashcards
The study of how land is used in the impact of changing land use
Land cover change
Farmers use of chemical, fertilizers, insecticide, pesticides, and herbicides has increased this over the years
Farming pollution
Alteration Of the natural vegetation in arid areas causes fertile land to become infertile
Desertification
When salt from water used by plants remain in the soil
Salinization
Goal is to counter the damaging effects of destroying the natural landscape, and the various flora and fauna that inhabited through the expansion and development of farmland
Conservation
Farmers build a series of steps into the side of a hill
Terrace farming
The process of applying controlled amounts of water to crops using dams, canals pipes, sprinkler systems, or other manufacture devices, rather than relying on just rainfall
Irrigation
The Soviet union tried to divert water from rivers that floated to the Aral sea to increase cotton production in the region but the project was poorly done, and much of the water went to waste. The water was extremely salon, which destroyed a flourishing fishing industry in cause economic hardship for the population that lived near the lake.
Aral sea problems with irrigation
The removal of large tracts of forest
Deforestation
An early agricultural practice and type of shifting cultivation take that takes place when all vegetation in an area of force is cut down and burned in place
Slash and burn agriculture
Citizens of countries, enjoy improved standards of living the Sycamore western diet involving meat, dairy products and processed and convenience foods
Changing diet
Women’s health men in the fields and then processing it’s during the harvest and also perform the task, so I think the best seeds to print the following year
Roles of women in agriculture
Too expensive for poor farmers. Potential long term risk to consumers, such as organ problems and reduced immunity to diseases. Seeds are resistant to pests in herbicides might lead to the development of superpests in the or super weeds.
Challenges of GMO’s
The practice is now the fastest growing for my food production on the planet and responsible for 50% of the worlds seafood
Blue revolution
Diseases and parasites thrive in spread easily. Parasites in diseases can easily spread from fish in the enclosures to the nearby. Wild stock. Chemicals and antibiotics used to counter, parasites and diseases. Can damage the ecosystem around enclosures. Fish can escape pens and made breed or compete with native stocks of fish. Access feet in the concentration of fish waste can produce dangerously high levels of organic matter in local bodies of water.
Challenges to aquaculture