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Rising income inequality across half of global population and socioecological implications 全球一半人口收入不平等加剧及其社会生态影响
IF 27.1 1区 环境科学与生态学 Q1 ENVIRONMENTAL SCIENCES Pub Date : 2025-12-05 DOI: 10.1038/s41893-025-01689-4
Daniel Chrisendo, Venla Niva, Roman Hoffmann, Sina Masoumzadeh Sayyar, Juan Rocha, Vilma Sandström, Frederick Solt, Matti Kummu
Income inequality is one of the most important measures to indicate socioeconomic welfare and quality of life, and has implications for the environment. Yet, especially at the subnational level, comprehensive global data on income distribution are widely missing. Such data are essential for assessing patterns of inequality within countries and their development over time. Here we created seamless global subnational Gini coefficient and gross national income purchasing power parity per capita datasets for the period 1990–2023 and used these to assess the status and trends of income inequality and income, as well as their interplay. We show that while gross national income has increased for most people globally (94%), inequality has also increased for around 46–59% (depending on the national dataset used) of the global population, while it has decreased for 31–36% and has not shown a significant trend for 10–18%. We illustrate heterogeneities in inequality trends between and within countries, analyse plausible confounding factors related to inequality, and highlight the broad utility of the datasets through a case study that investigates correlations with terrestrial ecological diversity. Our dataset and analyses provide valuable insights for relevant stakeholders to direct future research and make informed decisions at the global, national and subnational levels, addressing societal, economic and environmental challenges caused by inequality. The lack of income distribution data hinders the study of income inequality, which is critical for sustainable development. This study now provides subnational global datasets to assess the problem and shows rising income levels worldwide and rising inequality for many over the past 30 years.
收入不平等是衡量社会经济福利和生活质量的最重要指标之一,对环境也有影响。然而,特别是在国家以下一级,普遍缺乏关于收入分配的全面全球数据。这些数据对于评估国家内部不平等的模式及其长期发展至关重要。在这里,我们创建了1990-2023年期间无缝的全球次国家基尼系数和人均国民总收入购买力平价数据集,并使用这些数据来评估收入不平等和收入的现状和趋势,以及它们之间的相互作用。我们表明,虽然全球大多数人的国民总收入增加了(94%),但全球人口中约46-59%(取决于所使用的国家数据集)的不平等现象也有所增加,而31-36%的不平等现象有所减少,10-18%的不平等现象没有明显的趋势。我们说明了国家之间和国家内部不平等趋势的异质性,分析了与不平等相关的合理混淆因素,并通过调查与陆地生态多样性相关性的案例研究强调了数据集的广泛实用性。我们的数据集和分析为相关利益相关者提供了宝贵的见解,以指导未来的研究,并在全球、国家和国家以下各级做出明智的决策,应对不平等造成的社会、经济和环境挑战。收入分配数据的缺乏阻碍了对收入不平等的研究,而收入不平等对可持续发展至关重要。这项研究现在提供了次国家的全球数据集来评估这一问题,并显示了过去30年来世界范围内收入水平的上升和许多国家不平等现象的加剧。
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引用次数: 0
Non-oestrogenic bisphenols based on lignocellulosics 基于木质纤维素的非雌激素双酚类物质
IF 27.1 1区 环境科学与生态学 Q1 ENVIRONMENTAL SCIENCES Pub Date : 2025-12-04 DOI: 10.1038/s41893-025-01685-8
Terrence J. Collins, J. Peterson Myers, Frederick S. vom Saal
Bisphenol A, a widely used polymer building block and product additive, activates oestrogen receptors to elicit adverse effects in humans and animals with profound negative impacts on human and environmental welfare. Now, by following the Safe and Sustainable by Design framework, renewable, non-oestrogenic bisphenol A analogues have been identified.
双酚A是一种广泛使用的聚合物构建块和产品添加剂,可激活雌激素受体,对人类和动物产生不良影响,对人类和环境福利产生深远的负面影响。现在,通过遵循安全和可持续的设计框架,可再生的,非雌激素双酚A类似物已经被确定。
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引用次数: 0
Efficient urea electrosynthesis from CO2 and nitrate mediated by an ionic liquid bridge 离子液体桥介导CO2和硝酸盐高效电合成尿素
IF 27.1 1区 环境科学与生态学 Q1 ENVIRONMENTAL SCIENCES Pub Date : 2025-12-04 DOI: 10.1038/s41893-025-01703-9
Yaoyu Yin, Zhongnan Ling, Shiqiang Liu, Yiyong Wang, Wenling Zhao, Hengan Wang, Jiahao Yang, Rongjuan Feng, Shipeng Zhang, Xueqing Xing, Lihong Jing, Qinggong Zhu, Xiaofu Sun, Jianling Zhang, Xinchen Kang, Buxing Han
The electrochemical co-reduction of abundant carbon dioxide (CO2) and nitrates (NO3−) offers a more sustainable strategy for synthesizing urea, which is a critical nitrogen source for fertilizers. However, constrained proton-coupled electron transfer and limited opportunity for C–N coupling lead to a low urea production rate. In this work, we incorporated ionic liquid and copper [Cu(II)] into the zeolitic imidazolate framework-8 to create the IL@Cu-ZIF-8 catalyst. The as-prepared catalyst demonstrates excellent performance for the co-reduction of CO2 and NO3− to urea. At −0.5 V versus the reversible hydrogen electrode, the production rate of urea can reach 140 μmol h−1 cm−2 (~42,000 mg h−1 gcat−1), with a Faradaic efficiency toward urea of 55.3%. A total of 0.53 g of pure urea was generated over a 25-cm2 IL@Cu-ZIF-8 electrode after 5 h of electrolysis. Mechanism studies show that ionic liquid within the catalyst acts as a molecular bridge, linking the active centres of the catalyst and reactants through versatile interactions, which increases the concentration of surface reactants and reduces the proton-coupled electron transfer barrier, thereby promoting C–N coupling for urea synthesis. This work introduces an efficient strategy for urea electrosynthesis with a high production rate, representing a significant step toward scalable electrochemical synthesis of nitrogen-containing compounds. Synthesis of urea through the electrochemical co-reduction of abundant CO2 and nitrates offers an eco-friendly alternative to existing technologies. The authors use ionic liquids to construct molecular bridges between the catalyst’s active sites and the reactants, thereby enhancing urea production.
丰富的二氧化碳(CO2)和硝酸盐(NO3−)的电化学共还原为尿素的合成提供了一种更可持续的策略,尿素是肥料的重要氮源。然而,受约束的质子耦合电子转移和有限的C-N偶联机会导致尿素产率低。在这项工作中,我们将离子液体和铜[Cu(II)]加入到沸石咪唑盐框架-8中,以制造IL@Cu-ZIF-8催化剂。所制备的催化剂对CO2和NO3−共还原制尿素表现出优异的性能。与可逆氢电极相比,在−0.5 V下,尿素的产率可达140 μmol h−1 cm−2 (~42,000 mg h−1 gcat−1),尿素的法拉第效率为55.3%。在25 cm2 IL@Cu-ZIF-8电极上电解5h后,共产生0.53 g纯尿素。机理研究表明,催化剂内部离子液体作为分子桥梁,通过多种相互作用将催化剂的活性中心与反应物连接起来,增加表面反应物的浓度,降低质子偶联电子转移势垒,从而促进尿素合成中的C-N偶联。这项工作介绍了一种高效的尿素电合成策略,具有较高的生产率,代表着向可扩展的含氮化合物电化学合成迈出了重要的一步。通过大量二氧化碳和硝酸盐的电化学共还原合成尿素,为现有技术提供了一种环保的替代方案。作者使用离子液体在催化剂的活性位点和反应物之间构建分子桥,从而提高尿素的产量。
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引用次数: 0
Safe-and-sustainable-by-design approach to polyesters from non-oestrogenic bisphenols 从非雌激素双酚中提取聚酯的安全可持续设计方法
IF 27.1 1区 环境科学与生态学 Q1 ENVIRONMENTAL SCIENCES Pub Date : 2025-12-04 DOI: 10.1038/s41893-025-01672-z
Cristiana Margarita, Paula Pierozan, Sathiyaraj Subramaniyan, Andrey Shatskiy, Darius Pakarinen, Annabelle Fritz, Emma Lundqvist, Victoria Chu, Hampus Hagelin, Ulf Norinder, Minna Hakkarainen, Oskar Karlsson, Helena Lundberg
Most contemporary chemical processes rely on non-renewable resources and reagents associated with negative impact on environment and human health. As a result, the safe-and-sustainable-by-design (SSbD) framework is launched to guide the innovation towards safe and sustainable materials and chemical products. Bisphenol A (BPA) is a widely used chemical in the production of plastics but known to activate oestrogen receptors and linked by numerous studies to adverse effects on both human health and the environment. Here we demonstrate how SSbD can lead a multidisciplinary study for the identification of non-oestrogenic BPA analogues suitable for incorporation into high-performance polymeric materials. Toxicological evaluation of a library of 172 bisphenols using an in silico model identified 20 promising candidates that are synthesized from renewable lignin-sourced feedstocks via benign dehydrative catalytic routes. Subsequent in vitro assessment of their oestrogen receptor activity identifies bisguaiacol F as optimal BPA analogue, which is incorporated into a polyester with attractive thermal stability and flexibility. This work demonstrates an effective workflow for the discovery of renewable and non-oestrogenic bisphenols by taking advantage of the synergy of synthetic chemistry, toxicology and computational modelling. ‘Safe and sustainable by design’ is a framework to guide innovations for chemicals and materials. Here the authors apply this approach for the synthesis of a polyester with desirable mechanical and thermal properties from a non-oestrogenic bisphenol.
大多数现代化学过程依赖于不可再生的资源和试剂,对环境和人类健康产生负面影响。因此,安全与可持续设计(SSbD)框架启动,以指导安全与可持续材料和化学产品的创新。双酚A (BPA)是一种在塑料生产中广泛使用的化学物质,但已知它能激活雌激素受体,许多研究表明它对人类健康和环境都有不利影响。在这里,我们展示了SSbD如何引领一项多学科研究,以鉴定适合掺入高性能聚合物材料的非雌激素双酚a类似物。利用硅模型对172种双酚类化合物进行毒理学评价,确定了20种有前途的候选物质,这些物质是通过良性脱水催化途径从可再生木质素来源的原料中合成的。随后对其雌激素受体活性的体外评估表明,双愈创木酚F是最佳的双酚a类似物,它被纳入具有吸引力的热稳定性和柔韧性的聚酯中。这项工作通过利用合成化学、毒理学和计算模型的协同作用,展示了发现可再生和非雌激素双酚的有效工作流程。“安全和可持续设计”是指导化学品和材料创新的框架。在这里,作者将这种方法应用于从非雌激素双酚合成具有理想机械和热性能的聚酯。
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引用次数: 0
Socioecological risks amplified by rising plant invasions in India 印度不断增加的植物入侵放大了社会生态风险
IF 27.1 1区 环境科学与生态学 Q1 ENVIRONMENTAL SCIENCES Pub Date : 2025-12-03 DOI: 10.1038/s41893-025-01690-x
Ninad Avinash Mungi, Yadvendradev V. Jhala, Jens-Christian Svenning, Qamar Qureshi
Invasive plants, alongside other global changes, are transforming ecosystems globally. Strategic responses depend on monitoring invasions and arising socioecological risks particularly in the biodiverse and socioeconomically vulnerable regions. Using 16 years (2006–2022) of systematic monitoring over 277,000 km2 in India, we analyse the nexus between plant invasions and global changes, including propagule pressure, forest warming and drying, altered fire and herbivory dynamics and rapid land-use transformation. Annually, ~15,500 km2 of natural areas are invaded by at least one new species, exposing ~11,200 km2 of herbivore occupancy to forage loss. These invasions potentially limit resources for tiger food chains across ~5,950 km2 annually. Invasions have exposed 144 million people, 2.79 million livestock and 0.2 million km2 of smallholder agriculture to cascading impacts. By identifying socioecological risk hotspots for prioritizing investments, our findings offer critical insights to guide targeted restoration and safeguard biodiversity and vulnerable livelihoods. Biological invasions can have detrimental ecological and social impacts, especially in regions where human populations depend on natural systems for their livelihoods. This study examines the socioecological impacts and global change drivers associated with plant invasions in India from 2006 to 2022.
入侵植物与其他全球性变化一起,正在改变全球生态系统。战略对策取决于监测入侵和产生的社会生态风险,特别是在生物多样性和社会经济脆弱地区。通过16年(2006-2022)对印度277,000平方公里的系统监测,我们分析了植物入侵与全球变化之间的关系,包括繁殖体压力、森林变暖和干燥、改变的火灾和草食动态以及土地利用的快速转变。每年,约15,500平方公里的自然区域被至少一种新物种入侵,使约11,200平方公里的草食动物占用面积遭受饲料损失。这些入侵可能会限制老虎食物链每年约5,950平方公里的资源。入侵已使1.44亿人口、279万头牲畜和20万平方公里的小农农业受到连锁影响。通过确定优先投资的社会生态风险热点,我们的研究结果为指导有针对性的恢复和保护生物多样性和脆弱的生计提供了重要的见解。生物入侵可能产生有害的生态和社会影响,特别是在人口依赖自然系统维持生计的地区。本研究考察了2006年至2022年印度植物入侵的社会生态影响和全球变化驱动因素。
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引用次数: 0
Overlooked and extensive ghost forest formation across the US Atlantic coast 美国大西洋沿岸被忽视和广泛的幽灵森林形成
IF 27.1 1区 环境科学与生态学 Q1 ENVIRONMENTAL SCIENCES Pub Date : 2025-12-03 DOI: 10.1038/s41893-025-01691-w
Henry Chi Hang Yeung, Tamlin M. Pavelsky, Chao Wang, Nate G. McDowell, Ryan E. Emanuel, Emily S. Bernhardt, Xi Yang
Rising sea levels have driven widespread coastal tree die-off, forming large swaths of standing dead trees known as ‘ghost forests’. While reports of coastal forest loss are accumulating, its true severity and factors determining the underlying mortality risks remain poorly understood. Here we mapped over 10 million individual dead trees across the US Atlantic region, a sea level rise hotspot, using deep learning and sub-metre aerial imagery. Our analysis reveals disproportionate and pervasive tree mortality in many previously unrecognized ghost forest hotspots, with over 6 million dead trees concentrated in low-lying (<5 m) forests, primarily driven by salinization rather than flooding alone. Notably, man-made flood obstructions (roads and levees), when present, have reduced forest loss by 40% and 79% respectively, but they can only provide temporary protection against rising seas. These findings highlight the alarming decline in coastal forests and the need for strategic long-term planning to preserve the critical services that coastal ecosystems provide. Large swathes of standing dead trees or ‘ghost forests’ can form owing to rising sea levels in coastal areas, but the extent to which this occurs is unclear. This study maps ghost forests at the individual tree level along the US Atlantic coastal region.
不断上升的海平面导致沿海树木大面积死亡,形成大片被称为“幽灵森林”的枯死树木。虽然关于沿海森林损失的报告越来越多,但人们对其真正的严重程度和决定潜在死亡风险的因素仍然知之甚少。在这里,我们使用深度学习和亚米航拍图像,绘制了美国大西洋地区超过1000万棵死树的地图,这是一个海平面上升的热点。我们的分析显示,在许多以前未被认识到的幽灵森林热点地区,树木死亡率不成比例且普遍存在,超过600万棵死树集中在低洼(< 5m)的森林中,主要是由盐碱化而不仅仅是洪水造成的。值得注意的是,人造防洪屏障(道路和堤坝)的存在,分别减少了40%和79%的森林损失,但它们只能提供暂时的保护,防止海平面上升。这些发现突出表明,沿海森林的减少令人震惊,需要进行战略性的长期规划,以保护沿海生态系统提供的关键服务。由于沿海地区海平面上升,可能会形成大片的死树或“幽灵森林”,但这种情况发生的程度尚不清楚。这项研究绘制了沿美国大西洋沿岸地区单个树木水平的幽灵森林。
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引用次数: 0
Dye removal from polyester fibres unlocks textile recycling 从聚酯纤维中去除染料,打开了纺织品回收的大门
IF 27.1 1区 环境科学与生态学 Q1 ENVIRONMENTAL SCIENCES Pub Date : 2025-12-02 DOI: 10.1038/s41893-025-01697-4
Dyes in textile waste streams pose a major barrier to textile-to-textile recycling. Our research has developed an upstream platform that effectively removes dyes from polyester and other textiles using sustainable, biologically derived solvents, and enables the recycling of both fibres and dyes.
纺织废水中的染料是纺织品对纺织品回收利用的主要障碍。我们的研究开发了一个上游平台,使用可持续的生物衍生溶剂,有效地从聚酯和其他纺织品中去除染料,并使纤维和染料能够回收利用。
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引用次数: 0
Sport hunting associated with favourable conservation status of mammals 狩猎运动与哺乳动物的良好保护状况有关
IF 27.1 1区 环境科学与生态学 Q1 ENVIRONMENTAL SCIENCES Pub Date : 2025-12-02 DOI: 10.1038/s41893-025-01714-6
Jacob E. Hill, Kenneth F. Kellner, Jerrold L. Belant
Here we analysed use and trade data for terrestrial mammal species worldwide and found that sport hunted species were more likely to have stable or increasing populations and less likely to be listed as threatened compared with non-sport hunted species. Species hunted for food were not more likely to have decreasing populations or be listed as threatened compared with those not hunted for food. These results suggest that sport hunting is linked with more favourable conservation status of mammal species and can be a component of sustainable wildlife management. While controversial, the practice of sport hunting has been argued to incentivize the conservation of various animal species. This study provides evidence that can facilitate further discussion for multifunctional land use in traditional societies.
在这里,我们分析了世界范围内陆生哺乳动物物种的使用和贸易数据,发现与非运动狩猎物种相比,运动狩猎物种更有可能保持稳定或增加种群数量,并且不太可能被列为受威胁物种。与非猎食物种相比,被猎食的物种数量减少或被列为濒危物种的可能性并不大。这些结果表明,运动狩猎与哺乳动物物种更有利的保护状况有关,可以成为可持续野生动物管理的一个组成部分。尽管存在争议,但人们认为运动狩猎的做法可以激励对各种动物物种的保护。该研究为进一步探讨传统社会的多功能土地利用提供了证据。
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引用次数: 0
Policies for rapid decarbonization with steady economic transition and employment creation 快速脱碳政策与稳定的经济转型和创造就业
IF 27.1 1区 环境科学与生态学 Q1 ENVIRONMENTAL SCIENCES Pub Date : 2025-11-26 DOI: 10.1038/s41893-025-01683-w
Claudia Wieners, Francesco Lamperti, Giovanni Dosi, Andrea Roventini
A large number of countries have by now pledged to undertake policies aimed at reducing greenhouse gas emissions and achieving carbon neutrality. However, evidence for a suitable policy package to induce an effective and orderly transition is scarce. Recent studies suggest that abrupt and aggressive climate policies may trigger significant transition risks, potentially leading to macroeconomic imbalances. Here we extend a macro-financial agent-based integrated assessment model grounded in evolutionary economics and complex systems science to test a variety of policy packages aimed at rapidly decarbonizing the global economy and study how they affect job creation and economic stability. We show that carbon taxation alone is self-defeating: its role at internalizing environmental costs while triggering rapid decarbonization finds little support. However, an ensemble of industrial regulations and public subsidies coupled with a mild carbon tax is the most promising policy toolkit to support a rapid and orderly transition. Such a policy mix can be designed to have a neutral impact on public finances and to boost job creation during the transition process. Carbon taxation serves primarily as a tool for raising public revenues to support government spending, rather than as a direct driver of rapid decarbonization. Guidance on how to decarbonize the economy while limiting impacts on jobs and ensuring stability is scarce. Now a study finds that relying on a carbon tax alone falls short, whereas combining industrial regulations, subsidies and a modest tax is the most promising approach to achieve sustainable growth with green jobs.
到目前为止,许多国家已承诺采取旨在减少温室气体排放和实现碳中和的政策。然而,很少有证据表明可以采取适当的一揽子政策来引导有效和有序的过渡。最近的研究表明,突然和激进的气候政策可能引发重大的转型风险,可能导致宏观经济失衡。本文以演化经济学和复杂系统科学为基础,扩展了基于宏观金融主体的综合评估模型,以测试旨在快速脱碳全球经济的各种政策方案,并研究它们如何影响就业创造和经济稳定。我们表明,碳税本身是弄巧成拙的:它在内部化环境成本的同时引发快速脱碳的作用几乎没有得到支持。然而,一整套产业法规和公共补贴,加上温和的碳税,是支持快速有序转型的最有希望的政策工具。这种政策组合可以设计成对公共财政产生中性影响,并在过渡过程中促进创造就业机会。碳税主要是作为提高公共收入以支持政府支出的工具,而不是作为快速脱碳的直接推动力。关于如何使经济脱碳,同时限制对就业的影响并确保稳定的指导很少。现在一项研究发现,仅仅依靠碳税是不够的,而结合工业监管、补贴和适度税收是实现可持续增长和绿色就业的最有希望的方法。
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引用次数: 0
Decarbonization with economic growth and job creation 脱碳与经济增长和就业创造
IF 27.1 1区 环境科学与生态学 Q1 ENVIRONMENTAL SCIENCES Pub Date : 2025-11-26 DOI: 10.1038/s41893-025-01679-6
Francesco Lamperti, Claudia Wieners, Giovanni Dosi, Andrea Roventini
An ensemble of green industrial policies and targeted subsidies, coupled with a mild carbon tax, is the most promising strategy to support an orderly transition towards achieving the Paris Agreement targets. Such a policy package can be designed to have a neutral effect on public finances and boost job creation, while preserving economic stability and income growth.
绿色产业政策和有针对性的补贴,加上温和的碳税,是支持有序过渡到实现《巴黎协定》目标的最有希望的战略。这样的一揽子政策可以对公共财政产生中性影响,促进创造就业,同时保持经济稳定和收入增长。
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引用次数: 0
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