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IAI-Science-ISP-3-077-002:The Climate of Patagonia: General Patterns and Controls on Biotic Processes

Listed in NASA Earthdata CMR

"In this article we review the main characteristics of the Patagonian climate and the spatial and temporal patterns of the most important climatic variables and the influence of climate on ecosystem processes.

Description

The winter distribution of precipitation determines an asynchrony between the wet and the growing season in Patagonia. The amount of water that can be transferred to the growing season depends mainly on the physical characteristics of the soil.

In the semiarid steppe of Chubut, drainage accounted for by 100f annual precipitation. Winter distribution of precipitation determines also an asynchronic dynamics of evaporation and transpiration fluxes. The ENSO phenomenon have a significant impact on regional precipitation.

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In central-west Patagonia, spring precipitation (September to November) was lower than normal during La Nina events and greater than normal during El Nino events. From December to February the opposite pattern can be observed: higher than normal precipitation during La Nina events and lower than normal precipitation during El Nino events. The impact of this phenomenon on the seasonal temperature was not as clear as for precipitation.

We did not detect any temporal trends in annual precipitation for the period 1961-1996. The phenology of carbon gains is quite homogeneous in Patagonia. Most of the region showed a peak of production in November, when, simultaneously, water availability and temperature are high.

Toward the west, production peaked later (December). Deciduous forests showed the peak in January and February".

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Provenance · 1 source records, 14 field assertions
SourceKeyLast seenRaw
NASA Earthdata CMRC1214155344-SCIOPS15 d agoJSON v1
FieldAssertionExtractorEvidence
access_levelsource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[field].anzsrc:group:3709enrichment · NASA CMRtaxonomy-embedding@1.1.0title+keywords+description (75%)
concepts[measured_variable].gcmd:earth-science/atmosphere/precipitation/liquid-precipitation/rainsource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/atmosphere/precipitation/precipitation-amountsource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/atmosphere/precipitation/precipitation-anomaliessource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/biosphere/ecological-dynamics/ecosystem-functions/primary-productionsource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/biosphere/ecosystems/terrestrial-ecosystems/shrubland-scrubsource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[measured_variable].gcmd:earth-science/climate-indicators/atmospheric-ocean-indicators/teleconnections/el-nino-southern-oscillation-ensosource · NASA CMRconnector:nasa_cmr@1.0.0
concepts[platform].gcmd_platform:not-providedsource · NASA CMRconnector:nasa_cmr@1.0.0
descriptionsource · NASA CMRconnector:nasa_cmr@1.0.0/umm/Abstract
spatialsource · NASA CMRconnector:nasa_cmr@1.0.0/umm/SpatialExtent
temporalsource · NASA CMRconnector:nasa_cmr@1.0.0/umm/TemporalExtents
titlesource · NASA CMRconnector:nasa_cmr@1.0.0/umm/EntryTitle
version_labelsource · NASA CMRconnector:nasa_cmr@1.0.0