Results 81 to 90 of about 8,339 (138)

Volumes of Evidence - Examining Technical Change Last Century Through a New Lens [PDF]

open access: yes
Although technical change is central in much of modern economics, traditional measures of it are, for a number of reasons, flawed. We discuss in this paper new indicators based on data drawn from the MARC records of the Library of Congress on the number ...
Jon Cohen, Michelle Alexopoulos
core  

Efficiency of Microorganisms and Effectiveness of Biodegradation Techniques on LDPE Plastics: A Systematic Review. [PDF]

open access: yesF1000Res
Morales Ramos JG   +7 more
europepmc   +1 more source

Current GMP standards for the production of vaccines and antibodies: An overview. [PDF]

open access: yesFront Public Health, 2022
Covarrubias CE   +4 more
europepmc   +1 more source

Dynamics of serum testosterone and biological aging in men: insights from Chinese, American, and British populations. [PDF]

open access: yesEClinicalMedicine
Huang W   +22 more
europepmc   +1 more source

Enhanced Arthrospira platensis Biomass Production Combined with Anaerobic Cattle Wastewater Bioremediation. [PDF]

open access: yesBioenergy Res, 2022
de Souza DS   +4 more
europepmc   +1 more source

Remote sensing of water quality in reservoirs and lakes in semi-arid climates [PDF]

open access: yes
Overlake measurements using aerial cameras (remote sensing) combined with water truth collected from boats most economically provided wide-band photographs rather than precise spectra.
Anderson, H. M., Horne, A. J.
core   +1 more source

Analysis of Pollutant Accumulation in the Invasive Bivalve Perna viridis: Current Status in the Colombian Caribbean 2020-2023. [PDF]

open access: yesToxics
Ucros-Rodríguez S   +7 more
europepmc   +1 more source

Suitability of SBR for Wastewater Treatment and Reuse: Pilot-Scale Reactor Operated in Different Anoxic Conditions. [PDF]

open access: yesInt J Environ Res Public Health, 2020
Alagha O   +4 more
europepmc   +1 more source

Scientific publications and presentations relating to planetary quarantine. Volume 5 - The 1970 supplement [PDF]

open access: yes
Bibliography of scientific publications and presentations relating to planetary quarantine for year 1970 - Vol.
Bradley, F. D., Werts, M. F.
core   +1 more source

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