Results 121 to 130 of about 1,405,078 (311)

An assessment of the benefits of cleaner streams: A New Zealand case study [PDF]

open access: yes, 2010
Water pollution is now considered to be one of the most important environmental issues facing New Zealand. Water quality in rivers, lakes and streams is generally falling alongside the increase in farming intensity, especially in dairying.
Marsh, Dan, Mkwara, Lena
core   +1 more source

Vision‐Augmented Wearable Interfaces: Bioinspired Approaches for Realistic AI‐Human‐Machine Interaction

open access: yesAdvanced Materials Technologies, EarlyView.
This review presents recent progress in vision‐augmented wearable interfaces that combine artificial vision, soft wearable sensors, and exoskeletal robots. Inspired by biological visual systems, these technologies enable multimodal perception and intelligent human–machine interaction.
Jihun Lee   +4 more
wiley   +1 more source

Identifying Determinants of Spatiotemporal Disparities in Ecological Quality of Mongolian Plateau

open access: yesRemote Sensing
Vegetation quality is crucial for maintaining ecological health, and remote sensing techniques offer precise assessments of vegetation’s environmental quality. Although existing indicators and remote sensing approaches provide extensive spatial coverage,
Zhengtong Wang   +6 more
doaj   +1 more source

How does the WFD address cumulative stress (including mixture toxicity) of pollutants to achieve good chemiscal and ecological status of water bodies? [PDF]

open access: yes, 2011
It is now more than ten years ago that the Water Framework Directive (WFD) was adopted by the European Parliament. The main objectives of the WFD are (i) to achieve good ecological and chemical status for inland surface waters, transitional waters and ...
Brock, T.C.M.
core   +1 more source

Soft Robotic Snake with Tunable Undulatory Gait for Efficient Underwater Locomotion

open access: yesAdvanced Robotics Research, EarlyView.
This study designs an underwater soft snake robot using 3D‐printed soft actuators, controlled by specific signals to generate sinusoidal undulation. Results show a positive correlation between speed and swing amplitude, with optimal performance at 2/3π phase offset, PLA tail, 1.2 voltage growth rate, and 6s undulation period achieving a maximum speed ...
Huichen Ma, Junjie Zhou, Raye Yeow
wiley   +1 more source

Cropland Expansion Masks Ecological Degradation: The Unsustainable Greening of China’s Drylands

open access: yesAgronomy
In recent years, China’s “greening” trend has drawn great attention. However, does this truly represent ecological improvement? This study aims to figure it out on the mountain–oasis–desert ecosystem in the rid region of Northwest China.
Nan Zhao   +5 more
doaj   +1 more source

3D Printing of Soft Robotic Systems: Advances in Fabrication Strategies and Future Trends

open access: yesAdvanced Robotics Research, EarlyView.
Collectively, this review systematically examines 3D‐printed soft robotics, encompassing material selections, function integration, and manufacturing methodologies. Meanwhile, fabrication strategies are analyzed in order of increasing complexity, highlighting persistent challenges with proposed solutions.
Changjiang Liu   +5 more
wiley   +1 more source

Living \u3cem\u3eMore Than\u3c/em\u3e Just Enough for the City: Persistence of High-Quality Vegetation in Natural Areas in an Urban Setting [PDF]

open access: yes, 2011
Urban environments pose special challenges to flora, including altered disturbance regimes, habitat fragmentation, and increased opportunity for invasion by non-native species. In addition, urban natural area represents most people’s contact with nature,
Dolan, Rebecca W.   +2 more
core   +1 more source

Dual‐Functional Ingestible Passive Capsules for High‐Throughput Intestinal Sampling with Sealed Containment and Targeted Drug Delivery

open access: yesAdvanced Robotics Research, EarlyView.
To address challenges in high‐throughput intestinal sampling with sealed containment and target drug delivery, we developed a dual‐functional ingestible passive capsule with a dual‐triggered control system based on pH‐response and mechanical actuation.
Libing Huang   +9 more
wiley   +1 more source

Balancing Economic Growth and Environmental Conservation: Assessing Supportive Policies in Resources-Based Cities in China

open access: yesSystems
This study investigates the impact of comprehensive reforms on the economic development and environmental protection of resource-based cities in China within the context of the ‘National Sustainable Development Plan for Resource-based Cities (2013–2020)’.
Hewang Liu, Xiuyu Li, Shilin Zheng
doaj   +1 more source

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