Results 61 to 70 of about 4,215,013 (401)

No. 08: Climate Change and Food Security in Southern African Cities [PDF]

open access: yes, 2011
The current urban transition in the Global South is at the heart of discussions about the relationship between climate change and food security. This paper explores the links between climate change and food security within the context of the urban ...
Frayne, Bruce, Ziervogel, Gina
core   +1 more source

Functional Materials for Environmental Energy Harvesting in Smart Agriculture via Triboelectric Nanogenerators

open access: yesAdvanced Functional Materials, EarlyView.
This review explores functional and responsive materials for triboelectric nanogenerators (TENGs) in sustainable smart agriculture. It examines how particulate contamination and dirt affect charge transfer and efficiency. Environmental challenges and strategies to enhance durability and responsiveness are outlined, including active functional layers ...
Rafael R. A. Silva   +9 more
wiley   +1 more source

Revisiting assessments of ecosystem drought recovery

open access: yesEnvironmental Research Letters, 2019
The time taken for ecosystems to recover from drought (drought recovery time) is critically important for the ecosystem state. However, recent literature presents contradictory conclusions on this feature: one study concludes that drought recovery time ...
Laibao Liu   +5 more
doaj   +1 more source

Built form, urban climate and building energy modelling: case-studies in Rome and Antofagasta

open access: yesJournal of Building Performance Simulation, Taylor & Francis, 2020
The energy performance of urban buildings is affected by multiple climate phenomena such as heat island intensity, wind flow, solar obstructions and infrared radiation exchange in urban canyons, but a modelling procedure to account for all of them in ...
Agnese Salvati   +3 more
semanticscholar   +1 more source

Microneedle‐Based Biofertilizer Delivery Improves Plant Growth Through Microbiome Engineering

open access: yesAdvanced Functional Materials, EarlyView.
This figure shows how microneedles are used to deliver biofertilizers to enhance plant growth through microbial migration, metabolic reprogramming, and changes in plant endogenous microbiome. Abstract This study presents a microneedle‐based system for the delivery of rhizospheric biofertilizers into plant tissues to enhance growth.
Zhicheng Le   +14 more
wiley   +1 more source

Valuation of tourists’ willingness to pay for ecological conservation towards a sustainable financial mechanism for national parks: an empirical case of Cuc Phuong National Park, Red River delta, Vietnam

open access: yesEnvironmental Research Communications
National Parks (NPs) play an important role in preserving the ecological values of nature, while also bringing economic benefits to the community. However, current NPs in developing countries are facing the challenge of lacking financial resources for ...
Bui Thi Hoang Lan   +3 more
doaj   +1 more source

Short-Term Forecasting of Satellite-Based Drought Indices Using Their Temporal Patterns and Numerical Model Output

open access: yesRemote Sensing, 2020
Drought forecasting is essential for effectively managing drought-related damage and providing relevant drought information to decision-makers so they can make appropriate decisions in response to drought.
Sumin Park   +3 more
doaj   +1 more source

Assessing future heat stress across China: combined effects of heat and relative humidity on mortality

open access: yesFrontiers in Public Health, 2023
This study utilizes China’s records of non-accidental mortality along with twenty-five simulations from the NASA Earth Exchange Global Daily Downscaled Projections to evaluate forthcoming heat stress and heat-related mortality across China across four ...
Guwei Zhang   +15 more
doaj   +1 more source

Upcycling of Disposable Face Masks into Water‐Resistant and Flame Retardant Foams

open access: yesAdvanced Functional Materials, EarlyView.
Disposable mask waste is upcycled into lightweight polypropylene‐based foams with tunable porosity and composite architectures reinforced by ear‐loop fibers. The sustainable solvent‐based process enables upcycling rates of 91% and solvent recovery of >90%.
Jingjing Pan   +3 more
wiley   +1 more source

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