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Qaagi - Book of Why

Causes

Effects

by increasing human activity(passive) caused bynatural vegetation loss and degradation

Fertilizeroriginatesfrom natural vegetation 's breakdown

a list of activitiescausedegradation of a natural area

This sometimes differ by as much as 300 %leadingto the total degradation of the natural vegetation

dry commercial cropsresultingin degradation of natural vegetation types

The rapid increase in the human population has put enormous pressure on the landcausingrapid degradation of the natural vegetation

In the same wayhas contributedto the loss of natural vegetation

soil erosioncould causeloss of natural vegetation

Excessive gradingcausesloss of natural vegetation

Excessive gradingmay causeloss of natural vegetation

The expansion of agricultural landcausesloss of natural vegetation

Overgrazing of forest of moderate cover by animalshas resultedinto large scale degradation of natural vegetation

the extractive use of resourceshas contributedto the loss of natural vegetation

deforestation(passive) is primarily caused byDestruction of natural vegetation

Deforestationhas causedthe destruction of natural vegetation

In addition , fetching water direct from the river has been reportedto causedestruction of natural vegetation

reckless grazing and unplanned cuttinghave resultedin the destruction of natural vegetation

to bring under controlcausingextensive damage to the natural vegetation

in fact it is organicoriginatesfrom the break down of natural vegetation

diseasecausingdegradation of natural ecosystems

an over - stocked cattle farmcausingsevere damage to the natural vegetation

an over - stocked and over - grazed cattle farmcausingsevere damage to the natural vegetation

Factorscausingnatural grassland degradation

Rich compostoriginatesfrom the breakdown of natural vegetation

by different corrosive agents such as moisture , chemicals , and salt(passive) caused bynatural degradation

Factorsinfluencingregeneration of natural vegetation

Compostoriginatesfrom the breaking down of natural vegetation

seasonal weather and condensation(passive) caused bynatural degradation

by mining and industry(passive) caused bynatural degradation

by tree roots(passive) caused bynatural degradation

the important environmental factorsinfluencingnatural vegetation succession

droughts , heat waves and high winds(passive) caused bynatural degradation

Climate factors and human activitiesalso causedvegetation degradation

intensive grazing , wrong land cultivationleadingto degradation of vegetation

the key ecological factorsinfluencingvegetation degradation

by human activities and climate change(passive) caused byvegetation degradation

Land abandonment in these regionsresultsin regrowth of natural vegetation

factorsinfluencingvegetation degradation

human disturbance and destruction(passive) is mostly caused byThe degradation of vegetation

Loss of tree coverresultedin degradation of the vegetation

in natural background temperature levelsresultingin natural background temperature levels

problemscan causeproblems

problems with precipitationcan causeproblems with precipitation

a reduction of the food supply and habitatcausesa reduction of the food supply and habitat

a reduction of the food supply and habitatcausesa reduction of the food supply and habitat

to losses of habitat and a decrease in species of animals that are indigenous to such environmenthas ledto losses of habitat and a decrease in species of animals that are indigenous to such environment

Stability of the sand dune(passive) is caused byStability of the sand dune

to a negative - feedback effectwould leadto a negative - feedback effect

quicklyleadsquickly

to a negative - feedbackwould leadto a negative - feedback

in a decrease of the annual total water yieldresultedin a decrease of the annual total water yield

to erosionwill leadto erosion

alsocan ... resultalso

ultimatelyleadsultimately

biodiversity(passive) caused bybiodiversity

in a loss of nutrients in the soilhas resultedin a loss of nutrients in the soil

to erosion , which is most intensive at the start of the monsoon rains on bare soilsquickly leadsto erosion , which is most intensive at the start of the monsoon rains on bare soils

to the gradual build - up of sandledto the gradual build - up of sand

to economic crop and forestry losses ... as well as harm to national parks , wilderness areas and other natural systemsleadsto economic crop and forestry losses ... as well as harm to national parks , wilderness areas and other natural systems

to increased soil erosionleadsto increased soil erosion

to desertificationcould leadto desertification

to its stormwater problemshas contributedto its stormwater problems

to loss of biodiversity and ecosystem servicesleadsto loss of biodiversity and ecosystem services

a change in biodiversitycausesa change in biodiversity

to the rapid loss of soilleadsto the rapid loss of soil

dry land salting(passive) caused bydry land salting

to non - anthropogenic emissionsleadsto non - anthropogenic emissions

to the other 3 optionsleadsto the other 3 options

to soil erosionleadsto soil erosion

oftenleadsoften

to a hydrologic imbalance between precipitation and ETcan leadto a hydrologic imbalance between precipitation and ET

to reduced biological diversitycould leadto reduced biological diversity

severe environment problems ... has causedsevere environment problems ...

to remobilisation of sand dunesleadingto remobilisation of sand dunes

Changes in land use(passive) caused byChanges in land use

Abstract Changes in land use(passive) caused byAbstract Changes in land use

dryland salinity and land degradationcauseddryland salinity and land degradation

marginal farmland(passive) is ... composedmarginal farmland

to low humus contentleadsto low humus content

to the death of the natural vegetationleadingto the death of the natural vegetation

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