城市棕地土壤污染修复常用哪些技术,其适用边界如何?
What technologies commonly remediate urban brownfield soil and what are their limits?
常用植物修复、固化稳定化和热脱附等,需按污染物类型(重金属或有机)选择。修复后土地再利用应做风险评估,防止二次暴露。
Phytoremediation, solidification-stabilization, and thermal desorption are common, chosen by contaminant type (heavy metals or organics). Reuse needs risk assessment to prevent secondary exposure.
难度 专业 · 适合 大众
CC BY 4.0 · 来源待核验 · Source pending review
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出处备注:此条未指向带版次的可引用著作(通识性内容、机构文件或未展开的英文书名),本库不提供独立书目出处;如需精确引用,需由编辑补全具体篇目与版次。
中国科学院生态环境研究中心土壤修复研究
Research Center for Eco-Environmental Sciences CAS soil remediation
#棕地 #土壤修复 #风险评估
城市热岛效应对城市生物多样性构成哪些机制性威胁?
What mechanistic threats does the urban heat island pose to urban biodiversity?
热岛提高了本地温度与热胁迫频率,压缩了冷适应物种的适宜区并改变物候。叠加不透水面对栖息地的割裂,城市中心物种丰富度常显著下降。
The heat island raises local temperature and heat-stress frequency, shrinking suitable ranges for cool-adapted species and shifting phenology. Combined with impervious-surface habitat fragmentation, city centers often lose species richness.
难度 专业 · 适合 高中(15-18)
CC BY 4.0 · 来源待核验 · Source pending review
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出处备注:著录仅给书名,无版次与年份;同一书名常对应多个版次,不臆测具体版本。
《Nature Sustainability》城市生态研究
Nature Sustainability urban ecology
#城市热岛 #生物多样性 #物候
城市生态廊道设计应遵循哪些生态学原则?
What ecological principles should urban ecological corridor design follow?
廊道需连接核心栖息地、宽度足以维持目标物种移动并降低边缘效应。应结合景观连通性模型识别关键节点,避免被道路割裂成孤岛。
Corridors must link core habitats with widths sufficient for target-species movement and reduced edge effects. Landscape connectivity models identify key nodes and avoid road-severed islands.
难度 专业 · 适合 初中(12-15)
CC BY 4.0 · 已核验 · Verified 2026-11-03
来源 · Source
《环境科学》景观生态研究
Environmental Science China landscape ecology
独立核验依据 · Independent verification: 核验依据 1 ISBN 9787030120038(豆瓣书目条目: 环境科学)
#生态廊道 #连通性 #城市规划
海绵城市理念如何提升城市应对雨洪的能力?
How does the sponge city concept improve urban resilience to rain and flooding?
海绵城市通过透水铺装、雨水花园和下沉绿地等自然滞蓄设施,减少径流峰值并补充地下水。它降低内涝风险并改善水质。
Sponge cities use permeable pavement, rain gardens, and sunken green spaces to detain runoff and recharge groundwater. They cut flood peaks and improve water quality.
难度 进阶 · 适合 初中(12-15)
CC BY 4.0 · 已核验 · Verified 2026-11-03
来源 · Source
《环境科学》海绵城市研究
Environmental Science China sponge city
独立核验依据 · Independent verification: 核验依据 1 ISBN 9787030120038(豆瓣书目条目: 环境科学)
#海绵城市 #雨洪管理 #韧性
社区里留一小块“野花草甸”为什么比修剪整齐的草坪更招蜜蜂蝴蝶?
Why does a small 'wildflower meadow' attract more bees and butterflies than a tidy lawn?
单一草坪几乎不产花蜜,而野花草甸提供连续的花期和多样花粉,是传粉昆虫的食堂与产房;少割几次还能留住幼虫和草籽。
A monoculture lawn gives almost no nectar, while a meadow offers successive blooms and diverse pollen—a cafeteria and nursery for pollinators; mowing less often keeps larvae and seeds.
难度 进阶 · 适合 大众
CC BY 4.0 · 来源待核验 · Source pending review
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出处备注:著录含书名,但缺版次 / 出版社 / 年份中的一部分,需编辑补全后才能做独立比对。
IPBES《传粉者全球评估报告》,2016
IPBES, The 2016 Global Assessment Report on Pollinators
#野花草甸 #传粉者 #草坪
城市中的野生动物是如何适应人类环境的?
How do urban wildlife adapt to the human-built environment?
城市动物通过调整活动时间、食性与耐受噪声来利用人工生境。部分鸟类叫声频率变化以避开交通噪声即为一例。
Urban animals adjust activity timing, diet, and noise tolerance to exploit built habitats. Some birds shift song frequency to avoid traffic noise, for example.
难度 进阶 · 适合 初中(12-15)
CC BY 4.0 · 已核验 · Verified 2026-11-03
来源 · Source
《环境科学》城市生态研究
Environmental Science China urban ecology
独立核验依据 · Independent verification: 核验依据 1 ISBN 9787030120038(豆瓣书目条目: 环境科学)
#城市野生动物 #适应 #行为
城市树木的碳汇功能有多大?
How significant is the carbon sink function of urban trees?
城市树木通过生物量生长固碳,并可通过遮荫降低建筑制冷能耗而间接减排。虽然单株碳汇有限,但规模化绿化仍有可观贡献。
Urban trees sequester carbon in biomass and indirectly cut emissions by shading buildings and reducing cooling energy. Per-tree sinks are modest, but city-scale greening adds up.
难度 进阶 · 适合 高中(15-18)
CC BY 4.0 · 已核验 · Verified 2026-11-04
来源 · Source
Akbari、Pomerantz 与 Taha,《Cool surfaces and shade trees to reduce energy use and improve air quality in urban areas》,Solar Energy,2001 (DOI: 10.1016/s0038-092x(00)00089-x)
H. Akbari, M. Pomerantz & H. Taha, 'Cool surfaces and shade trees to reduce energy use and improve air quality in urban areas', Solar Energy, 2001, DOI: 10.1016/s0038-092x(00)00089-x
独立核验依据 · Independent verification: 核验依据 1 Crossref DOI 10.1016/s0038-092x(00)00089-x
#城市树木 #碳汇 #绿化
绿色屋顶对环境有哪些主要效益?
What are the main environmental benefits of green roofs?
绿色屋顶通过植被与基质滞蓄雨水、隔热降温并改善局部空气质量。它还能为昆虫提供栖息地,缓解热岛。
Green roofs retain stormwater, insulate and cool, and improve local air quality via vegetation and substrate. They also provide insect habitat and ease the heat island.
难度 进阶 · 适合 大众
CC BY 4.0 · 来源待核验 · Source pending review
来源 · Source
出处备注:此条未指向带版次的可引用著作(通识性内容、机构文件或未展开的英文书名),本库不提供独立书目出处;如需精确引用,需由编辑补全具体篇目与版次。
中国科学院生态环境研究中心城市生态研究
Research Center for Eco-Environmental Sciences CAS urban ecology
#绿色屋顶 #海绵城市 #降温