Results 101 to 110 of about 50,985,149 (259)
Must Longtermists Wish Us All Dead? A Quadrilemma
ABSTRACT Longtermists assign great moral importance to making the long‐term future as good as possible, especially by ensuring the survival of humanity. We argue, to the contrary, that on assumptions that are plausible, conservative, or shared by leading longtermists, human extinction will likely augment total utility among human and non‐human animals ...
Nir Eyal, Bastian Steuwer, Shai Meiri
wiley +1 more source
Alberta Archaeological Review (Spring, 1992)
Newsletter - Alberta Archaeological Newsletter, no.
Alberta Archaeological Society
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Annual and Seasonal Rainfall Variability in Mozambique During the Nineteenth Century
This paper presents the first annually and seasonally resolved reconstructions of nineteenth‐century rainfall variability for Mozambique derived from the analysis of extensive documentary evidence. It reveals spatially heterogeneous rainfall patterns with recurrent multi‐year droughts, episodic extreme wet events, and a strong coherence between ...
David J. Nash +2 more
wiley +1 more source
Alberta Archaeological Review (Fall, 2011)
Newsletter - Alberta Archaeological Review, no.
Alberta Archaeological Society
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We provide a historic overview of microscopic soil structure characterization from its founding father, Walter Kubiëna, to several technical revolutions like automation, digitalization, and artificial intelligence. In addition to technical advancements, we explore how concepts and research questions have evolved in time.
Steffen Schlüter +3 more
wiley +1 more source
Perspectives of High‐Resolution Mass Spectrometry in Soil Science
ABSTRACT Soil biogeochemical research requires specific, sensitive, and accurate methods to identify and quantify organic molecules in order to trace biochemical processes and assess element cycling in complex, heterogenous systems. High‐resolution mass spectrometry (HRMS) has evolved into a transformative tool for unraveling the complex chemical ...
Bruno Glaser +11 more
wiley +1 more source
Alberta Archaeological Review (Fall, 1988)
Newsletter - Alberta Archaeological Review, no.
Alberta Archaeological Society
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ABSTRACT This study presents a high‐resolution, multi‐proxy reconstruction of environmental and land‐use change from Lake Dojran over historical times (last 2500 years), combining pollen, biomarkers, radiocarbon dating, Ottoman taxation records and other historical data.
Alessia Masi +15 more
wiley +1 more source
Can DNA from wet, temperate soils be used for palaeoecological reconstruction?
ABSTRACT Sedimentary ancient DNA in well‐dated contexts (sedaDNA) has great potential as a palaeoecological proxy. A few studies have attempted palaeoecological reconstructions using sedaDNA from soil; these studies have been mainly restricted to cold and/or dry soils.
Nick A. Cutler +3 more
wiley +1 more source
Alberta Archaeological Review (Spring, 1982)
Newsletter - Alberta Archaeological Review, no.
Alberta Archaeological Society
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