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79,630 result(s) for "Environmental agencies"
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Managers of global change
An examination of the role and relevance of international bureaucracies in global environmental governance. International bureaucracies—highly visible, far-reaching actors of global governance in areas that range from finance to the environment—are often derided as ineffective, inefficient, and unresponsive. Yet despite their prominence in many debates on world politics, little scholarly attention has been given to their actual influence in recent years. Managers of Global Change fills this gap, offering conceptual analysis and case studies of the role and relevance of international bureaucracies in the area of environmental governance—one of the most institutionally dynamic areas of world politics. The book seeks to resolve a puzzling disparity: although most international bureaucracies resemble each other in terms of their institutional and legal settings (their mandate, the countries to which they report, their general function), the roles they play and their actual influence vary greatly. The chapters investigate the type and degree of influence that international environmental bureaucracies exert and whether external or internal factors account for variations. After a discussion of theoretical context, research design, and empirical methodology, the book presents nine in-depth case studies of bureaucracies ranging from the environment department of the World Bank to the United Nations' climate and desertification secretariats. Managers of Global Change points the way to a better understanding of the role of international bureaucracies, which could improve the legitimacy of global decision making and resolve policy debates about the reform of the United Nations and other bodies.
The role of EU agencies in fighting transnational environmental crime : new challenges for Eurojust and Europol
\"The last decades have witnessed a growing emphasis on the relationship between environmental law and criminal law. Legislation aimed at tackling environmental crime has been adopted at national, EU, and international level and has been gradually evolving over time. These developments notwithstanding, the current legal framework faces a number of challenges in tackling the largely inter-related phenomena of transnational, organised and economic environmental crime. This study by Valsamis Mitsilegas and Fabio Giuffrida addresses these challenges by focusing on the role of the European Union- and more specifically its criminal justice agencies (Europol and Eurojust)- in tackling transnational environmental crime. The study analyses the role of Eurojust and Europol in supporting and coordinating the competent national authorities dealing with investigations and/or prosecutions on transnational environmental crime, and it shows that, for the time being, the full potential of these agencies is not adequately exploited with regard to fighting this phenomenon effectively\"--Back cover.
Institutions and incentives in regulatory science
Institutions and Incentives in Regulatory Science explores fundamental problems with regulatory science in the environmental and natural resource law field. Each chapter covers a variety of natural resource and regulatory areas, ranging from climate change to endangered species protection and traditional health-based environmental regulation. Regulatory laws and institutions themselves strongly influence the direction of scientific research by creating a system of rewards and penalties for science. As a consequence, regulatory laws or institutions that are designed naively end up incentivizing scientists to generate and then publish only those results that further the substantive regulatory goals preferred by the scientists. By relying so heavily on science to dictate policy, regulatory laws and institutions encourage scientists to use their assessment of the state of the science to further their own preferred scientific and regulatory policy agendas. Additionally, many environmental and natural resource regulatory agencies have been instructed by legislatures to rely heavily upon science in their rulemaking. In areas of rapidly evolving science, regulatory agencies are inevitably looking for scientific consensus prematurely, before the scientific process has worked through competing hypotheses and evidence. The contributors in this volume address how institutions for regulatory science should be designed in light of the inevitable misfit between the political or legal demand for regulatory action and the actual state of evolving scientific knowledge.
International organisations and global problems : theories and explanations
\"Taking a thematic and theoretical approach, this textbook examines international organisations (IOs) and their effectiveness in solving global issues. Through the lens of international relations theory, it focuses on eight key issue areas central to international relations: conflict; weapons; human rights; global health; financial governance; international trade; political and economic unions; development, and the environment. Capturing the best and most up-to-date scholarly research and empirical examples from around the world, the book enables students to develop the theoretical tools to evaluate IOs and answer the key question, 'are IOs a help or a hindrance?'. Text features include suggestions for further reading, questions, highlighted key terms and supplementary online resources, as well as text boxes providing demonstrations of how additional theories and concepts apply to specific IOs in the issue areas discussed. This textbook is an essential resource for undergraduate and graduate courses on global governance, international organisations, and international relations\"-- Provided by publisher.
Anthropogenic emissions of methane in the United States
This study quantitatively estimates the spatial distribution of anthropogenic methane sources in the United States by combining comprehensive atmospheric methane observations, extensive spatial datasets, and a high-resolution atmospheric transport model. Results show that current inventories from the US Environmental Protection Agency (EPA) and the Emissions Database for Global Atmospheric Research underestimate methane emissions nationally by a factor of ∼1.5 and ∼1.7, respectively. Our study indicates that emissions due to ruminants and manure are up to twice the magnitude of existing inventories. In addition, the discrepancy in methane source estimates is particularly pronounced in the south-central United States, where we find total emissions are ∼2.7 times greater than in most inventories and account for 24 ± 3% of national emissions. The spatial patterns of our emission fluxes and observed methane–propane correlations indicate that fossil fuel extraction and refining are major contributors (45 ± 13%) in the south-central United States. This result suggests that regional methane emissions due to fossil fuel extraction and processing could be 4.9 ± 2.6 times larger than in EDGAR, the most comprehensive global methane inventory. These results cast doubt on the US EPA’s recent decision to downscale its estimate of national natural gas emissions by 25–30%. Overall, we conclude that methane emissions associated with both the animal husbandry and fossil fuel industries have larger greenhouse gas impacts than indicated by existing inventories.
The Toxicity Data Landscape for Environmental Chemicals
Objective: Thousands of chemicals are in common use, but only a portion of them have undergone significant toxicologic evaluation, leading to the need to prioritize the remainder for targeted testing. To address this issue, the U.S. Environmental Protection Agency (EPA) and other organizations are developing chemical screening and prioritization programs. As part of these efforts, it is important to catalog, from widely dispersed sources, the toxicology information that is available. The main objective of this analysis is to define a list of environmental chemicals that are candidates for the U.S. EPA screening and prioritization process, and to catalog the available toxicology information. Data sources: We are developing ACToR (Aggregated Computational Toxicology Resource), which combines information for hundreds of thousands of chemicals from > 200 public sources, including the U.S. EPA, National Institutes of Health, Food and Drug Administration, corresponding agencies in Canada, Europe, and Japan, and academic sources. Data extraction: ACToR contains chemical structure information; physical-chemical properties; in vitro assay data; tabular in vivo data; summary toxicology calls (e.g., a statement that a chemical is considered to be a human carcinogen); and links to online toxicology summaries. Here, we use data from ACToR to assess the toxicity data landscape for environmental chemicals. Data synthesis: We show results for a set of 9,912 environmental chemicals being considered for analysis as part of the U.S. EPA ToxCast screening and prioritization program. These include high- and medium-production-volume chemicals, pesticide active and inert ingredients, and drinking water contaminants. Conclusions: Approximately two-thirds of these chemicals have at least limited toxicity summaries available. About one-quarter have been assessed in at least one highly curated toxicology evaluation database such as the U.S. EPA Toxicology Reference Database, U.S. EPA Integrated Risk Information System, and the National Toxicology Program.
Review of EPA's Integrated Risk Information System (IRIS) Process
The Integrated Risk Information System (IRIS) is a program within the US Environmental Protection Agency (EPA) that is responsible for developing toxicologic assessments of environmental contaminants.An IRIS assessment contains hazard identifications and dose-response assessments of various chemicals related to cancer and noncancer outcomes.
In Vitro Screening of Environmental Chemicals for Targeted Testing Prioritization: The ToxCast Project
Background: Chemical toxicity testing is being transformed by advances in biology and computer modeling, concerns over animal use, and the thousands of environmental chemicals lacking toxicity data. The U.S. Environmental Protection Agency's ToxCast program aims to address these concerns by screening and prioritizing chemicals for potential human toxicity using in vitro assays and in silico approaches. Objectives: This project aims to evaluate the use of in vitro assays for understanding the types of molecular and pathway perturbations caused by environmental chemicals and to build initial prioritization models of in vivo toxicity. Methods: We tested 309 mostly pesticide active chemicals in 467 assays across nine technologies, including high-throughput cell-free assays and cell-based assays, in multiple human primary cells and cell lines plus rat primary hepatocytes. Both individual and composite scores for effects on genes and pathways were analyzed. Results: Chemicals displayed a broad spectrum of activity at the molecular and pathway levels. We saw many expected interactions, including endocrine and xenobiotic metabolism enzyme activity. Chemicals ranged in promiscuity across pathways, from no activity to affecting dozens of pathways. We found a statistically significant inverse association between the number of pathways perturbed by a chemical at low in vitro concentrations and the lowest in vivo dose at which a chemical causes toxicity. We also found associations between a small set of in vitro assays and rodent liver lesion formation. Conclusions: This approach promises to provide meaningful data on the thousands of untested environmental chemicals and to guide targeted testing of environmental contaminants.
Quantifying the extent of human disturbance activities and anthropogenic stressors in wetlands across the conterminous United States: results from the National Wetland Condition Assessment
In 2011, the U.S. Environmental Protection Agency conducted the National Wetland Condition Assessment (NWCA) as part of the National Aquatic Resource Survey (NARS) program to determine the condition of wetlands across the 48 contiguous states of the United States (US). Sites were selected using a generalized random tessellated stratified (GRTS) probability design. We quantified the types, extent, and magnitude of human activities as indicators of potential stress on a sample of 1138 wetland sites representing a target population of 251,546 km 2 of wetlands in the US. We used field observations of the presence and proximity of more than 50 pre-determined types of human activity to define two types of indices that quantify human influences on wetlands. We grouped these observations into five types of human activity (classes) and summed them within and across these classes to define five metrics and an overall Human Disturbance Activity Index (HDAI). We calculated six Anthropogenic Stress Indices (ASIs) by summing human disturbance activity observations within stressor categories according to their expected effect on each of six aspects of wetland condition. Based on repeat-visit data, the precision of these metrics and indices was sufficient for regional and national assessments. Among the six categories of stress assessed nationally, the percentage of wetland area having ASI levels indicating high stress levels ranged from 10% due to filling/erosional activities to 27% due to vegetation removal activities. The proportion of wetland area with no signs of human disturbance activity (HDAI = 0) within a 140-m diameter area varied widely among the different wetland ecoregions/types we assessed. No visible human disturbance activity was evident in 70% of estuarine wetlands, but among non-estuarine wetlands, only 8% of the wetland area in the West, 15% of the Interior Plains, 22% of the Coastal Plains, and 36% of the Eastern Mountains and Upper Midwest lacked visible evidence of disturbance. The woody wetlands of the West were the most highly stressed reporting group, with more than 75% of their wetland area subject to high levels of ditching, hardening, and vegetation removal. The NWCA offers a unique opportunity to quantify the type, intensity, and extent of human activities in and around wetlands and to assess their likely stress on wetland ecological functions, physical integrity, and overall condition at regional and continental scales.