TotalAmmoniaBeccarii (GH170ba3a7): interpretation1_scope: '' has been replaced by 'climate'
d13C (GH5e456b2d): interpretation1_scope: '' has been replaced by 'climate'
d13C (GH747a63d7): interpretation1_scope: '' has been replaced by 'climate'
d18O (GH79bd61b5): interpretation1_scope: '' has been replaced by 'climate'
d18O (GHb76f6725): interpretation1_scope: '' has been replaced by 'climate'
d13C (GHc32c90e8): interpretation1_scope: '' has been replaced by 'climate'
d13C (GHd6d32d0a): interpretation1_scope: '' has been replaced by 'climate'
d18OTerrestrialGastropods (GHd7e7684e): interpretation1_scope: '' has been replaced by 'climate'

pub1_author: 'list(list(name = "Hodell, David A."), list(name = "Curtis, Jason H."), list(name = "Brenner, Mark"))' has been replaced by 'Hodell, David A.'

d18O (GHb76f6725): paleoData_proxyGeneral: '' has been replaced by 'isotope'

Possible role of climate in the collapse of Classic Maya civilization

pinyon curve is a good approximate of changes in winter precipitation.

This pollen ratio time series was generated for the wNAm database.

Indication for the position of upper treeline

Ratio to relative shifts between the subalpine and the lower altitudinal steppe vegetation belts. A proxy for the elevation of treeline and the density of Picea subalpine forest

Indication for the position of lower treeline

Picea (WEB29314f16): interpretation1_scope: 'climate' has been replaced by ''
Artemesia (WEB5e7cc8d6): interpretation1_scope: 'climate' has been replaced by ''
PinusTotal (WEB65ba94d8): interpretation1_scope: 'climate' has been replaced by ''

Picea (WEB29314f16): interpretation1_scope: '' has been replaced by 'climate'
Artemesia (WEB5e7cc8d6): interpretation1_scope: '' has been replaced by 'climate'
PinusTotal (WEB65ba94d8): interpretation1_scope: '' has been replaced by 'climate'

pub1_author: 'list(list(name = "Anderson, R. Scott"), list(name = "Jass, Renata B."), list(name = "Toney, Jaime L."), list(name = "Allen, Craig D."), list(name = "Cisneros-Dozal, Luz M."), list(name = "Hess, Marcey"), list(name = "Heikoop, Jeff"), list(name = "Fessenden, Julianna"))' has been replaced by 'Anderson, R. Scott'