Results 231 to 240 of about 343,182 (388)

Production of Pitch from Coal Tar of the Coke Chemical Production "Qarmet". [PDF]

open access: yesMolecules
Ordabaeva AT   +4 more
europepmc   +1 more source

Defining ecological roles of sharks on coral reefs

open access: yesBiological Reviews, EarlyView.
ABSTRACT Sharks have often been perceived to play a critical role in the dynamics of coral reef ecosystems globally. Yet, there is relatively little evidence to support this idea across all but a limited set of species and contexts. Research on the roles and importance of reef sharks has been complicated by logistical challenges in collecting data on ...
Natalie V. Klinard   +3 more
wiley   +1 more source

From farms to tables: Quantifying the effect of emissions pricing on Canadian food prices

open access: yesCanadian Journal of Agricultural Economics/Revue canadienne d'agroeconomie, EarlyView.
Abstract We examine the effect of emissions pricing on the cost of Canadian food. We describe emissions pricing policies relevant to the agriculture and food sectors and the differing design details of various provincial systems and the federal Greenhouse Gas Pollution Pricing Act.
Trevor Tombe, Jennifer Winter
wiley   +1 more source

The Role of Reducibility of PtGaO<sub>x</sub>-Based Catalysts for Efficient and Durable Propane Dehydrogenation. [PDF]

open access: yesAngew Chem Int Ed Engl
Wu K   +15 more
europepmc   +1 more source

Role of selected coal and petroleum based additives in low and high temperature co pyrolysis with coal blends [PDF]

open access: yes, 2011
Alvarez, Ramon   +4 more
core  

Mitigating technology gaps' contribution to international income inequality

open access: yesEconomic Inquiry, EarlyView.
Abstract This replication study revisits a 2023 analysis by Sampson on the impact of international technology gaps on income inequality, trade, and wages. We extend the original framework by using broader patent metrics from PATSTAT, expanding the country sample and time frame, and testing alternative calibrations.
David Angenendt   +2 more
wiley   +1 more source

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