Results 51 to 60 of about 27,982 (193)
This study examined the impact of a 9‐day naturalist training camp at the Xishuangbanna Tropical Botanical Garden on participants' conservation attitudes and mental well‐being. Findings showed significant improvements in biodiversity knowledge, social connectedness, and naturalist identity, which contributed to increased environmental stewardship and ...
Yichuan Meng, Jiangbo Zhao, Jin Chen
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ABSTRACT Objective To assess whether premenopausal women diagnosed with deep or ovarian endometriosis on transvaginal sonography (TVS) were more likely to suffer from dyspareunia and pelvic pain symptoms, and have a lower quality of life, compared to women without sonographically diagnosed deep or ovarian endometriosis.
P. Chaggar+5 more
wiley +1 more source
采用氧化铁/醋酸纤维复合膜(FeO/CAM)法研究厦门湖边水库水体和沉积物中生物有效磷浓度的空间分布特征,分析生物有效磷及不同类群微藻叶绿素a质量浓度之间的相关性,初步探讨生物有效磷的来源.结果表明,表层水中生物有效磷质量浓度(FeO-P)低于底层水,且均以颗粒态生物有效磷(FeO-PP)为主.表层水中生物有效磷质量浓度在南部湖湾较高;而底层水中生物有效磷质量浓度则在开阔区域较高;沉积物中生物有效磷在入水口最高.各种生物有效磷与各类群藻叶绿素a质量浓度之间表现不同的相关性.除表层水中FeO ...
ZHAOXiao-yan(赵晓艳)+6 more
doaj +1 more source
To Transport or Not to Transport: Post‐Growth Avenues for Transport Infrastructure Planning
Abstract Post‐growth literature has recently raised attention to the role of transport infrastructure planning in relation to global sustainability challenges and human wellbeing. Transport infrastructure can be a major obstacle to change, due to sunk costs, material intensity, and historical path dependencies.
Stefan Verweij+2 more
wiley +1 more source
【目的】从鸡胚内提取具有神经营养生物活性的组分。【方法】分别取胚龄为 E10、E16、E19 的鸡胚, 匀浆离心后, 上清超滤, 获得 5 个组分, 即相对分子质量 Mr < 3 ×103、Mr =3×103~< 10×103、Mr =10×103~< 30×103、Mr =30×103~≤50×103 与 Mr >50×103。采用新生大鼠海马神经元与鸡胚背根节体外培养方法, 观察各组分的促神经元存活及突起生长的作用。用 MTT 法测定神经元的活性。【结果】胚龄 E16 与 E19 ...
何蕴韶, 高劲松
doaj
Freshwater biodiversity in China is threatened by multiple anthropogenic factors, and while there are some reasons to suppose it may be possible to bend the curve of biodiversity loss, the variety of threats and their likely interactions with ongoing climate change provide little basis for optimism. For example, the historic overexploitation of Yangtze
David Dudgeon
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肾性贫血是维持性血液透析患者最为常见的并发症,该并发症可降低患者的生活质量,增加患者的病死率[1]。肾性贫血主要与促红细胞生成素(erythropoietin,EPO)减少、红细胞寿命缩短、营养不良所致造血物质缺乏、尿毒症所致骨髓造血功能受到抑制等原因有关[2]。贫血的改善可以提高生活质量,
李福红, 孙彬, 田玉梅
doaj
Abstract How humans connect with nature impacts the well‐being of both people and ecosystems. Being disconnected from nature can lead to attitudes and behaviours that ultimately damage our physical and mental health and cause irreparable harm to the planet.
Xuanyi Wang, Shulin Chen
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Chronic heart failure (CHF) refers to the end stage of various heart diseases, and it has become one of the most important issues for modern public health as its high incidence, high admission rate, high mortality rate and consequence of low quality of ...
DING Lizhen (丁利祯)
doaj +1 more source
Eyes on nature: Embedded vision cameras for terrestrial biodiversity monitoring
Abstract We need comprehensive information to manage and protect biodiversity in the face of global environmental challenges, and artificial intelligence is required to generate that information from vast amounts of biodiversity data. Currently, vision‐based monitoring methods are heterogenous; they poorly cover spatial and temporal dimensions, overly ...
Kevin F. A. Darras+11 more
wiley +1 more source