135 research outputs found
Climatic disequilibrium threatens conservation priority forests
We test the hypothesis that climatic changes since 1800 have resulted in unrealised potential vegetation changes that represent a âclimatic debtâ for many ecosystems. Caledonian pinewoods, an EU priority forest type, are used as a model system to explore potential impacts of two centuries of climatic change upon sites of conservation importance and surrounding landscapes. Using methods that estimate topographic microclimate, current and pre-industrial climates were estimated for 50 m grid cells and simulations made using a dynamic vegetation model. Core Caledonian pinewood areas are now less suitable for growth of pine and more favourable for oak than in 1800, whereas landscapes as a whole are on average more favourable for both. The most favourable areas for pine are now mainly outside areas designated to conserve historical pinewoods. A paradigm shift is needed in formulating conservation strategies to avoid catastrophic losses of this habitat, and of many others globally with trees or other long-lived perennials as keystone species
From strategic marine planning to project licences : Striking a balance between predictability and adaptability in the management of aquaculture and offshore wind farms
Funded by The Research Council of Norway, Grant ID 255586.Peer reviewedPostprin
The challenges of long-term invasive mammal management: lessons from the UK
We consider the motivations, strategies, and costs involved in invasive mammal management undertaken in the UK. Widespread established invasive mammals require longâterm management to limit damage or spread, but ongoing management is costly and complex. Longâterm management is most effective where it is applied at a landscape scale, but this requires overarching coâordination between multiple stakeholders. Five challenges for successful longâterm management of invasive mammal species are identified as follows: defining landscapeâscale strategies, management coâordination, stakeholder and community engagement, sustainable funding, and evidence requirements. We make recommendations on the supportive infrastructure needed for effective landscapeâscale management of invasive mammals to fulfil longâterm conservation aims, as follows. 1. There is a need for evidenceâbased Invasive Species Action Plans to provide strategy for the longâterm ongoing management of prioritised species at appropriate scales. 2. Where possible, multispecies approaches to invasive species management should be adopted. 3. Trusted leadership should be identified to take ownership of Action Plans and provide an overarching coâordination to bring individuals, organisations, and funders together. 4. Support for a centralised hub for training, data, and knowledge flows will greatly improve scientific outcomes through a searchable evidence base, and via best practice and knowledge sharing
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The implications of climate change for the water environment in England
This paper reviews the implications of climate change for the water environment and its management in England. There is a large literature, but most studies have looked at flow volumes or nutrients and none have considered explicitly the implications of climate change for the delivery of water management objectives. Studies have been undertaken in a small number of locations. Studies have used observations from the past to infer future changes, and have used numerical simulation models with climate change scenarios. The literature indicates that climate change poses risks to the delivery of water management objectives, but that these risks depend on local catchment and water body conditions. Climate change affects the status of water bodies, and it affects the effectiveness of measures to manage the water environment and meet policy objectives.
The future impact of climate change on the water environment and its management is uncertain. Impacts are dependent on changes in the duration of dry spells and frequency of âflushingâ events, which are highly uncertain and not included in current climate scenarios. There is a good qualitative understanding of ways in which systems may change, but interactions between components of the water environment are poorly understood. Predictive models are only available for some components, and model parametric and structural uncertainty has not been evaluated. The impacts of climate change depend on other pressures on the water environment in a catchment, and also on the management interventions that are undertaken to achieve water management objectives.
The paper has also developed a series of consistent conceptual models describing the implications of climate change for pressures on the water environment, based around the source-pathway-receptor concept. They provide a framework for a systematic assessment across catchments and pressures of the implications of climate change for the water environment and its management
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Provision of supplementary food for wild birds may increase the risk of local nest predation
In countries such as the UK, USA and Australia, approximately half of households provide supplementary food for wild birds, making this the publicâs most common form of active engagement with nature. Year round supplementary feeding is currently encouraged by major conservation charities in the UK as it is thought to be of benefit to bird conservation. However, little is understood of how the provision of supplementary food affects the behaviour and ecology of target and non-target species. Given the scale of supplementary feeding, any negative effects may have important implications for conservation. Potential nest predators are abundant in urban areas and some species frequently visit supplementary feeding stations. We asked if providing supplementary food affected the likelihood of nest predation in the vicinity of the feeder, by acting as a point attractant for potential nest predators. We provided feeding stations (empty, peanut feeder, peanut feeder with guard to exclude potential nest predators) in an area of suburban parkland in the UK and monitored the predation rate experienced by eggs placed in artificial nests located at distances which replicate the size of typical suburban gardens. Nest predators (Magpies Pica pica, Grey Squirrels Sciurus carolinensis) were frequent visitors to filled feeders, and predation caused by Magpies, European Jays Garrulus glandarius and Grey Squirrels was significantly higher when nests were adjacent to filled feeders. The presence of a feeder guard did not significantly reduce nest predation. As supplementary feeding is becoming increasingly common during the breeding season in suburban habitats, we suggest that providing point attractants to nest predators at this time may have previously unconsidered consequences for the breeding success of urban birds
Hunting and Shooting:The Ambiguities of âCountry Sportsâ
An introduction to sports shooting as an aspect of animal abuse and the criminal, social and environmental harms - direct, indirect and collateral - associated with the field sports shooting industry
Increasing biomass resource availability through supply chain analysis
Increased inclusion of biomass in energy strategies all over the world means that greater mobilisation of biomass resources will be required to meet demand. Strategies of many EU countries assume the future use of non-EU sourced biomass. An increasing number of studies call for the UK to consider alternative options, principally to better utilise indigenous resources. This research identifies the indigenous biomass resources that demonstrate the greatest promise for the UK bioenergy sector and evaluates the extent that different supply chain drivers influence resource availability. The analysis finds that the UK's resources with greatest primary bioenergy potential are household wastes (>115 TWh by 2050), energy crops (>100 TWh by 2050) and agricultural residues (>80 TWh by 2050). The availability of biomass waste resources was found to demonstrate great promise for the bioenergy sector, although are highly susceptible to influences, most notably by the focus of adopted waste management strategies. Biomass residue resources were found to be the resource category least susceptible to influence, with relatively high near-term availability that is forecast to increase â therefore representing a potentially robust resource for the bioenergy sector. The near-term availability of UK energy crops was found to be much less significant compared to other resource categories. Energy crops represent long-term potential for the bioenergy sector, although achieving higher limits of availability will be dependent on the successful management of key influencing drivers. The research highlights that the availability of indigenous resources is largely influenced by a few key drivers, this contradicting areas of consensus of current UK bioenergy policy
Nature doesn't judge you â how urban nature supports young people's mental health and wellbeing in a diverse UK city
Reviewed research reveals a lack of young people's voices articulating if and how urban nature supports their mental health and wellbeing. This paper presents qualitative research with young multi-ethnic urban residents living in a northern UK city and offers an important counter-narrative to the pervasive notion of childhood nature-deficit disorder. Using interviews and creative arts workshops, we explored the value of urban nature for the mental health and wellbeing of 24 young people aged 17â27 years, 9 of whom had lived experience of mental health difficulties. Trees, water, open spaces and views were frequently experienced nature typologies offering benefits. Deteriorating landscapes, young people's shifting identities and perceived time pressures disrupted support. Young people expressed how urban nature encounters were experienced as accepting and relational, offering a: stronger sense of self; feelings of escape; connection and care with the human and non-human world
Poetry, painting and change on the edge of England
In this article we discuss our creative research on and with a contested coastal community on one of the UK's last existing plotlands, the humberston Fitties. Plotlands can be briefly defined as places where individuals have historically selfâbuilt holiday houses. This 56âacre strip of land with 319 chalets is on the Humber estuary and lies close to Cleethorpes, a seaside resort, and Grimsby, a seaport now facing postâindustrial decline. Our crossâdisciplinary collaborative practice between poetry and visual art explores open, environmentally aware engagements and methodologies with landscape and rural place. We investigate the relation of social, environmental and energy politics, looking out to land and sea and back to the community. Our results include original art and poetry presented innovatively together in exhibitions and books, in addition to local people's responses to our methodologies and the work itself
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