首页 | 本学科首页   官方微博 | 高级检索  
文章检索
  按 检索   检索词:      
出版年份:   被引次数:   他引次数: 提示:输入*表示无穷大
  收费全文   435篇
  免费   21篇
  国内免费   1篇
安全科学   29篇
废物处理   5篇
环保管理   128篇
综合类   75篇
基础理论   58篇
环境理论   19篇
污染及防治   8篇
评价与监测   9篇
社会与环境   94篇
灾害及防治   32篇
  2025年   1篇
  2024年   12篇
  2023年   14篇
  2022年   20篇
  2021年   14篇
  2020年   23篇
  2019年   20篇
  2018年   16篇
  2017年   21篇
  2016年   20篇
  2015年   13篇
  2014年   14篇
  2013年   40篇
  2012年   25篇
  2011年   27篇
  2010年   15篇
  2009年   11篇
  2008年   6篇
  2007年   13篇
  2006年   12篇
  2005年   16篇
  2004年   9篇
  2003年   14篇
  2002年   18篇
  2001年   8篇
  2000年   17篇
  1999年   5篇
  1998年   8篇
  1996年   2篇
  1995年   5篇
  1994年   1篇
  1993年   1篇
  1992年   1篇
  1991年   4篇
  1989年   1篇
  1987年   1篇
  1986年   1篇
  1982年   1篇
  1978年   1篇
  1977年   2篇
  1976年   1篇
  1972年   3篇
排序方式: 共有457条查询结果,搜索用时 0 毫秒
61.
    
This paper presents the results of ethnographic research conducted with several environmental justice (EJ) organisations in Latino communities of Los Angeles, California. Traditional EJ politics revolves around research and advocacy to reduce discriminatory environmental exposures, risks, and impacts. However, I argue that in recent years there has been a qualitative change in EJ politics, characterised by four main elements: (1) a move away from the reaction to urban environmental “bads” (e.g. polluting industries) in the city towards a focus on the production of nature in the city; (2) strategies that are less dependent on the legal, bureaucratic, and technical “regulatory route”; (3) the formation of a distinctive “Latino environmental ethic” that offers a more complex consideration of the place of race in EJ organising; and (4) a spatial organisation of EJ politics that moves away from hyperlocal, vertical organisation towards diversified city-wide networks that include EJ organisations, mainstream environmental groups, nonprofits, foundations, and entrepreneurs. This shift in EJ movement politics is shaped by broader political-economic changes, including the shift from post-Fordist to neoliberal and now green economy models of urban development; the influence of neoliberal multiculturalism in urban politics; and the increasingly prominent role of Latinos in city, state, and national politics. New spaces of Latino EJ also reflect the ambitions of Los Angeles as a global city, with urban growth increasingly framed in an international discourse of sustainability that combines quality of life, environmental, and economic development rationales.  相似文献   
62.
    
Recent literature suggests that a “shared politics of place” attained through joint activities fosters social integration and provides people with a means to practise co-operation [Baumann, G., 1996. Contesting culture: discourses of identity in multi-ethnic London. Cambridge: Cambridge University Press; Sanjek, R., 1998. The future of us all: race & neighbourhood policies in New York City. Ithaca, NY: Cornell University Press; Sennett, R., 2012. Together: the rituals, pleasures and politics of cooperation. UK: Penguin]. Such a “shared politics of place” is most likely to occur in the context of public space conceptualised broadly as “the setting for everyday spatial behaviour of individuals and communities, emphasizing ordinary activities of citizens” [Lownsbrough, H. and Beunderman, J., 2007. Equally spaced? Public space and interaction between diverse communities. London: Demos, p. 8]. Here we explore one element of such public space – urban agriculture sites – with a view to identifying the extent to which a “shared politics of place” can be created and nurtured among the cultivating citizenry. The paper draws on data collected on allotment gardening sites in two urban contexts: Dublin (Ireland) and Belfast (Northern Ireland) over the period 2009–2013. We demonstrate the centrality of allotment cultivation to the generation of solidarity, mutuality and trust among participating citizens. Individuals engaging in allotment gardening in both Dublin and Belfast create and sustain civil interfaces – dismantling barriers, exchanging knowledge, challenging stereotypes, generating empathy and getting on with the business of simply getting on with their lives. The modus operandi of allotment gardening is predicated on a willingness to disregard social and ethno-national categorisations while on site. This is not to deny that such differences exist and persist, but allotments offer a “space of potential” where those differences are, at least for a time, rendered less salient.  相似文献   
63.
    
The aim of this article is to explore both the direct and indirect effect of corporate social responsibility (CSR) on corporate financial performance (CFP). Specifically, the mediating role of corporate reputation (CR) on the relationship between CSR and CFP is examined. We empirically investigate a sample of 3274 listed firms over the period 2009–2016 drawn from 25 countries located at Europe, Asia, Africa, and South and North America. Using four OLS regressions, we evince on the one side that CSR has a positive and direct impact on CFP. On the other side, we show that CR mediates the relationship between CSR and CFP: CSR has a significant and positive impact on CR and that CR has a significant and positive influence on CFP. The results of this study add to CSR-related literature by providing international evidence and provide direction for a comparison across countries.  相似文献   
64.
Little is known about the legislative process and in particular how this relates to environment in Latin America. This article attemps to partially close this gap by discussing the dynamics of congressional environmental politics in Chile under former President Lagos (2000–2006). At first, this article discusses the role of the executive branch in the legislative process, congressional authority and environmental policy. This sometimes uneasy relationship is explored, and its consequences over environmental politics are discussed. The second part of the article attempts to explain legislator's choices in the area of environmental policy, developing and testing four main hypotheses that eventually help to explain why legislators support/reject laws of positive/negative environmental relevance. Finally, this article draws general conclusions on Chilean congressional politics and environmental policy, to then propose some recommendations on how to improve the process of creating environmental policy in Congress.  相似文献   
65.
    
From a state-centric view, sub-national level of participation at the international level can be only feasible if it is an active part of national policy. In the case of Shiga prefectural government's initiative for international lake-environmental cooperation, however, sub-national actors came to see themselves as direct players in the absence of national policy. This study examines under what conditions and in what ways such sub-national level of participation takes place by conducting a case study of Shiga's collaboration with the United Nations Environmental Programme (UNEP) over lake-environment risk reduction. The article finds that the process of Shiga's participation in transnational governance will have less chance of being duplicated effectively in other Japanese sub-national governments. Shiga's cooperation with the UNEP was primarily driven by the ad hoc bottom-up political mobilisation of the sub-national actors. In general, without institutionalised channels for sub-national governments to participate in the regional/international level, sub-national governments need to mobilise resources on such an ad hoc basis and only pioneering sub-national actors are capable of effectively engaged on unfamiliar territory with the formation process of transnational governance.  相似文献   
66.
本文对2000年以来国际组织和研究机构针对中国生态环境保护管理体制改革的研究进行了梳理和分析,总结了这些研究中提出的现行生态环境保护管理体制存在的主要问题,以及对于中国生态环境保护管理体制改革思路和方向的政策建议。本文对已实现的建议进行了分析,提出了未来生态环境保护管理体制改革亟待解决的问题。  相似文献   
67.
    
A large international watershed, the St. Clair‐Detroit River System, containing both extensive urban and agricultural areas, was modeled using the Soil and Water Assessment Tool (SWAT) model. The watershed, located in southeastern Michigan, United States, and southwestern Ontario, Canada, encompasses the St. Clair, Clinton, Detroit (DT), Sydenham (SY), Upper, and Lower Thames subwatersheds. The SWAT input data and model resolution (i.e., hydrologic response units, HRUs), were established to mimic farm boundaries, the first time this has been done for a watershed of this size. The model was calibrated (2007–2015) and validated (2001–2006) with a mix of manual and automatic methods at six locations for flow and water quality at various time scales. The model was evaluated using Nash–Sutcliffe efficiency and percent bias and was used to explore major water quality issues. We showed the importance of allowing key parameters to vary among subwatersheds to improve goodness of fit, and the resulting parameters were consistent with subwatershed characteristics. Agricultural sources in the Thames and SY subwatersheds and point sources from DT subwatershed were major contributors of phosphorus. Spatial distribution of phosphorus yields at HRU and subbasin levels identified locations for potential management targeting for both point and nonpoint sources and revealed that in some subwatersheds nonpoint sources are dominated by urban sources.  相似文献   
68.
    
The obvious paradox within China's environmental politics is the big gap between the central government's policy and its implementation outcomes at local levels. Despite concerns about implementation at the local level, much about the role of central governments in China's local environmental politics is still poorly understood. This article examines how the incentive structure set by the central authorities affects the policy implementation gap at the local level. Drawing on fieldwork and document analysis, this article argues that the incentives set by the central government regarding environmental policy implementation at local levels are perversely structured, meaning that the central government provides much more incentive for local governments' non-implementation or poor implementation of its environmental policies than it provides for full implementation. The central government's failure to encourage—politically, financially, as well as morally—local government officials to appropriately implement environmental policies can partly explain the production of the policy implementation gap at the local level. This implementation gap cannot be overcome by efforts at the local level unless the central government takes significant measures to address the perverse incentive structure embedded in the overall structure of China's local environmental politics.  相似文献   
69.
廉同辉  袁勤俭 《自然资源学报》2011,26(12):2167-2174
国际标准产业分类体系是目前国际上最有影响、最有权威的产业分类体系。深入了解国际标准产业分类体系中供水、污水处理、废物管理和补救活动分类演化,对正确收集、处理和测算供水、污水处理、废物管理和补救活动的指标以及国际间数据比较至关重要。论文首先详细地剖析了国际标准产业分类体系的供水、污水处理、废物管理和补救活动的分类演化,然后依据国际标准产业分类体系的最新变化,结合我国供水、污水处理、废物管理和补救活动现状,为我国国民经济行业分类中供水、污水处理、废物管理和补救活动的修改和调整提供改进建议。  相似文献   
70.
本文介绍了国际标准化组织(ISO)正在开展的呼吸器标准化工作的情况,包括参与国家信息和工作分工情况,以及ISO呼吸器标准体系、产品分类、标准项目信息、产出、进展和进度,分析了ISO标准在未来对全球呼吸防护计数和产品市场发展的影响,并呼吁中国尽早采取主动行动参与其中,争取获得更多的话语权和掌握未来产品技术发展方向的主动权。  相似文献   
设为首页 | 免责声明 | 关于勤云 | 加入收藏

Copyright©北京勤云科技发展有限公司  京ICP备09084417号