Paper · 2005 · Agrekon

MEASURING THE IMPACT OF CLIMATE CHANGE ON SOUTH AFRICAN AGRICULTURE: THE CASE OF SUGARCANE GROWING REGIONS

T Deressa; R Hassan; D Poonyth

4
claims
5
verbatim quotes
153
citations
2
research areas
✓
Open access

Abstract

Abstract This study employed a Ricardian model that captures farmers' adaptation to analyze the impact of climate change on South African Sugarcane production under irrigation and dryland conditions. The study utilized time series data for the period 1977 to 1998 pooled over 11 districts. Results showed that climate change has significant nonlinear impacts on net revenue per hectare of sugarcane in South Africa with higher sensitivity to future increases in temperature than precipitation. Irrigation did not prove to provide an effective option for mitigating climate change damages on sugarcane production in South Africa. The study suggests that adaptation strategies should focus special attention on technologies and management regimes that will enhance sugarcane tolerance to warmer temperatures during winter and especially the harvesting phases.

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Claims 4

Associationobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Climate change had significant nonlinear effects on net revenue per hectare of sugarcane in South Africa.

Taxon
sugarcanee0
Treatment
climate changee0
Outcome
net revenue per hectare of sugarcanee0

Not reportedDirection

Verbatim

e0

“climate change has significant nonlinear impacts on net revenue per hectare of sugarcane in South Africa”

✓ located verbatim in the source · abstract, characters 310–414 · show in text ↑
Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

Sugarcane revenue was more sensitive to future temperature increases than to precipitation.

Taxon
SUGARCANEt0
Outcome
sensitivity to future increases in temperaturee0
Direction
highere0
Comparator
precipitatione0

Verbatim

e0

“higher sensitivity to future increases in temperature than precipitation”

✓ located verbatim in the source · abstract, characters 420–492 · show in text ↑
t0

“SUGARCANE”

✓ located verbatim in the source · title, characters 81–90 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Irrigation did not prove effective in mitigating climate change damage to South African sugarcane production.

Taxon
sugarcanee0
Treatment
Irrigatione0
Outcome
climate change damages on sugarcane productione0
Direction
did not prove to provide an effective optione0

Not reportedComparator

Verbatim

e0

“Irrigation did not prove to provide an effective option for mitigating climate change damages on sugarcane production in South Africa”

✓ located verbatim in the source · abstract, characters 494–627 · show in text ↑
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The authors recommend technology and management that enhance sugarcane tolerance to warmer winter temperatures, especially during harvest.

Taxon
sugarcanee0
Outcome
technologies and management regimes that will enhance sugarcane tolerance to warmer temperaturese0
Qualifier
during winter and especially the harvesting phasese0

Verbatim

e0

“adaptation strategies should focus special attention on technologies and management regimes that will enhance sugarcane tolerance to warmer temperatures during winter and especially the harvesting phases”

✓ located verbatim in the source · abstract, characters 653–856 · show in text ↑

irrigation · yield · Saccharum officinarum (sugarcane)Positive and negative results

142 papers: 129 positive, 13 negative or no effect

12 papers in the same direction as this paper · 129 in the opposite direction

  1. positive
  2. positive
  3. positive

138 papers more in this group

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Claims are grouped by organism, treatment and what was measured or targeted. A paper counts as positive when any of its claims in the group is positive.