land degradation Flashcards
what is land referred to as capital?
the land is referred to as capital because it is nature’s gift to us and it is very valuable
how many years for a topsoil to build up?
1000 years
what factor destroys the years of this building up?
man made erosion
who is dr. Maria Elachsbarth?
parliamentary state secretary to the federal minister for economic cooperation and development
why is the preservation of soil important?
to ensure we consume water and proper nutrition
name the main drivers of soil degradation
soil sealing
deforestation
contamination
erosion
what do improper irrigation technique lead to?
soil salinization
what is ELD?
International economics of land degradation initiative
how much money is lost a year for this?
4 billion dollars
why are scientists shying away from technical possibilities?
these methods and very expensive if you were to take care of it is the first place
explain land degradation neutrality.
is when no land is lost to degradation. trying to avoid degradation in the first place.
how many years ago was the LDN in the process?
15 years
what is the coalition agreement?
agreeing to preserve land
what are some sustainable ways in which land degradation can be avoided?
crop rotation
green manure
grazing management
terracing slopes
reforestation
increasing ph
what is the challenge mentioned in west africa?
declining fertility in the the land
