Results 21 to 30 of about 203,981 (232)

El protocolo de kioto

open access: yesHorizonte Sanitario, 2014
El objetivo del Protocolo de Kioto es conseguir reducir un 5,2% las emisiones de gases de efecto invernadero globales sobre los niveles de 1990 para el periodo 208-2012.
Alfonso Rodríguez León
doaj   +1 more source

Estimación de las emisiones de material particulado generado por el transporte público en Bogotá mediante la dinámica de sistemas

open access: yesAvances, 2023
En el presente trabajo, se propone un modelo para la estimación de emisiones del contaminante criterio material particulado respirable (PM10) hacia el año 2060 generado por fuentes vehiculares, dentro de las cuales integra el transporte público de ...
Óscar Mauricio Gelves Alarcón   +3 more
doaj   +1 more source

Environmentally adjusted productivity growth and shadow prices for dairy farms

open access: yesCanadian Journal of Agricultural Economics/Revue canadienne d'agroeconomie, EarlyView.
Abstract We estimate the environmentally adjusted productivity growth and shadow price for Ontario dairy farms. We use an input‐oriented directional distance function and farm‐level data from 2000 to 2020. First, we find that while GHG emissions per cow increase with higher milk yields, emission intensity decreases as milk yield per cow increases.
Bibek Dahal   +2 more
wiley   +1 more source

Analysis of the main drivers of CO2 emissions in different economies : the Spain and Chile cases [PDF]

open access: yes, 2018
El cambio climático (CC) es uno de los grandes desafíos de la humanidad y una de las principales amenazas para el desarrollo sostenible, con grandes consecuencias económicas, sociales y ambientales.
Rodríguez Arévalo, María Luisa
core  

How Different Patterns of Policy Attention Drive Policy Diffusion: Evidence From China's River Chief System

open access: yesPolicy Studies Journal, EarlyView.
ABSTRACT Despite extensive research on policy diffusion, the ways in which policy attention influences this process remain underexplored. This study addressed this gap by distinguishing between three types of policy attention—political speeches, policy issuance and field visits—and investigating their differential impacts when delivered by central and ...
Xiangning Chen, Yahua Wang
wiley   +1 more source

EMISIONES VOLCÁNICAS: ORIGEN E IMPACTO EN LA ATMÓSFERA

open access: yesEpistemus, 2021
El estudio de los gases volcánicos abarca diferentes procesos que van desde escalas regionales a globales, y que acontecen en una larga escala de tiempo.
Benedetto Schiavo   +3 more
doaj   +1 more source

Media coverage of climate change mitigation in the spanish press [PDF]

open access: yes, 2019
This article analyzes how the Spanish press covers the mitigation of climate change. We have used the search engine MyNews to study in El País and El Mundo, the newspapers with the largest circulation in Spain during the years 2016 and 2017, the news ...
Fernández-Reyes, Rogelio   +3 more
core  

Political Cycles, Electricity Policy, and Mexico's Economy

open access: yesLatin American Policy, Volume 17, Issue 2, June 2026.
ABSTRACT Electricity reform in Mexico should stimulate economic growth, improve energy efficiency, and reduce greenhouse gas emissions. This article evaluates the successes and failures of reform and draws lessons across political cycles by analyzing changes in political dynamics—often tied to policy reversals—and the legal framework during the pro ...
David Bonilla
wiley   +1 more source

Hurdles to overcome to achieve biostimulant‐driven, low chemical input crop production

open access: yesPLANTS, PEOPLE, PLANET, Volume 8, Issue 3, Page 783-791, May 2026.
Crop production requires considerable chemical inputs that result in significant greenhouse gas emissions and other environmental costs. Biostimulants are natural agents, such as microorganisms or seaweed, applied to plants and soil to stimulate plant growth and reduce chemical inputs. Biostimulant use is rapidly increasing globally, but hurdles remain,
Wolfram Buss   +6 more
wiley   +1 more source

Mapping the rights‐implementation gap in Forest Landscape Restoration: evidence from Mexico

open access: yesRestoration Ecology, Volume 34, Issue 4, May 2026.
Abstract Introduction The inclusion of Indigenous Peoples and Local Communities (IPLCs) in Forest Landscape Restoration (FLR) is central to international agendas. Yet, the understanding of how national frameworks operationalize this principle through concrete mechanisms for IPLC participation and rights recognition remains limited.
Mariana Hernandez‐Montilla   +3 more
wiley   +1 more source

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