Results 221 to 230 of about 31,862 (304)
ABSTRACT While oasis settlements emerged during the Bronze Age in Eastern and Northern Arabia, the settlement process in Central Arabia was different. Excavations at al‐Yamāma—main ancient settlement of the al‐Kharj oasis (Riyadh Province, KSA)—suggest that the latter did not emerge before the second half of the first millennium BCE.
Elora Chambraud +4 more
wiley +1 more source
Prediction of dust migration and distribution characteristics in open pits at different vehicle speeds. [PDF]
Zhang Z, Zhang R, Fu S, Fu B, Ding X.
europepmc +1 more source
Seasonal Habitat Selection by a Threatened Ungulate in an Industrializing Boreal Landscape
Understanding habitat selection by Threatened wood bison in landscapes characterized by anthropogenic disturbance is important for conservation planning. During summer and winter, bison selected for linear (e.g., roads, seismic lines, pipelines) and polygonal (e.g., well sites) disturbances, unless there were high densities of linear features.
Lisa J. Koetke +4 more
wiley +1 more source
The green value chain model of mining company based on zero carbon emissions. [PDF]
Fan C +6 more
europepmc +1 more source
ABSTRACT ‘Middle Australia’ became a ubiquitous term of social categorisation and political positioning during the latter decades of the 20th century. This article examines how this concept was variously used in the metropolitan print media in the guises of the Sydney Morning Herald and The Age of Melbourne, including in their reporting of federal and ...
Chris Beer
wiley +1 more source
A new simulated annealing algorithm for simultaneous open-pit and waste dump scheduling in mining complexes. [PDF]
Lin J, Asad MWA, Topal E, Chang P.
europepmc +1 more source
Climate crisis and policy inaction in Indonesia
Abstract We surveyed voters and politicians in advance of the 2024 Indonesian election to measure preferences for environmental policy. We find that politicians underestimate voter concerns. We conducted an informational experiment with politicians to correct these misperceptions, and we document evidence of learning but no greater support for policy ...
Allan Hsiao, Nicholas Kuipers
wiley +1 more source
Analysis of the impact of rock joint cracks on blastability of burnt rock in Xinjiang open pit coal mines. [PDF]
Song Z, Wen Y, Jia Z.
europepmc +1 more source
Abstract Why and when do cities vote for the left? The emergence of the urban–rural divide in the United States in the 1930s is inconsistent with canonical theories of cleavages. This paper introduces an explanation: agglomeration effects. The provision of government services is more efficient in urban environments because of nonrivalries, economies of
Theo Serlin
wiley +1 more source
Predicting Haul Truck Travel Times in Underground Mines. [PDF]
Simon V, Pellerin R, Gamache M.
europepmc +1 more source

