Results 11 to 20 of about 16,557 (355)
A Closer Earth and the Faint Young Sun Paradox: Modification of the Laws of Gravitation or Sun/Earth Mass Losses? [PDF]
Given a solar luminosity LAr = 0.75L0 at the beginning of the Archean 3.8 Ga ago, where L0 is the present-day one, if the heliocentric distance, r, of the Earth was rAr = 0.956r0, the solar irradiance would have been as large as IAr = 0.82I0.
Lorenzo Iorio
doaj +4 more sources
The varved sediments of the Pyrenean Lake Montcortès (Pallars Sobirà, Lleida) embody a unique continuous high-resolution (annual) paleoarchive of the last 3000 years for the circum-Mediterranean region.
Valentí Rull +2 more
doaj +1 more source
Global‐Krigger: A Global Kriging Interpolation Toolbox With Paleoclimatology Examples
Many applications in Earth sciences require spatial prediction, that is, obtaining a continuous scalar field from a set of discrete scalar data points on the Earth's surface.
N. Cosentino +4 more
semanticscholar +1 more source
Premise Leaf epidermal cell morphology is closely tied to plants’ evolutionary histories and growth environments, and is therefore of interest to many plant biologists. However, cell measurement can be time-consuming and restrictive with current methods.
Benjamin A. Lloyd +6 more
semanticscholar +1 more source
Growing season thermal climate reconstructed at six pine stands in northern Lapland [PDF]
At the northern coniferous timberline of the boreal region, growing season temperature is generally the major environmental factor limiting the growth processes of Scots pine (Pinus sylvestris L.). Variations in annual ring-widths of pines can be related
M. Lindholm, J. Meriläinen
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Editorial: Integration of records and simulations in paleoclimatology
The past is the key to the future. Derived from natural records and model simulations, paleoclimate evidence extends instrument-based observations of Earth’s climate changes on inner-annual to glacial-interglacial time scales. This provides the long-term
Yu Li
semanticscholar +1 more source
A Study on Possible Solar Influence on the Climate of the Southern Hemisphere
Three multi-proxy reconstructions of temperature in the Southern Hemisphere, were analyzed over the last millennium. Fourier and wavelet analysis showed that century-scale (55–120 years) and bicentennial (ca 250 years) variability is present in this ...
Maxim Ogurtsov
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