978 resultados para Environmental psychology - Australia


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This thesis includes a literature review that summarises the types of psychological research that have been conducted into gratitude, including the research conceptualising and developing assessments around it and exploring its associations with wellbeing, personality, social interaction, and health. The review focuses specifically on the research examining the relationship of gratitude to anxiety, depression and sleep, providing an outline of current theories about the relationship of positive affect to wellbeing, and a summary of the evidence to date. It is noted that there is comparatively little research on the impact of gratitude on anxiety and sleep but promising findings about the role of gratitude in the treatment of depression. Taken together, it is argued, the current research supported the need for trials of gratitude interventions specifically with clinical populations. Finally, the review looks at the literature of experimental interventions using gratitude. Particular emphasis is given to what has been learnt through these trials that might guide the focus and design of future research.

There follows the report of a randomized wait-list controlled pre-post trial of a gratitude diary intended to extend the research into the efficacy of gratitude diaries in the treatment of clinical populations with depression, anxiety and sleep difficulties. It was hypothesised that after completing a brief gratitude diary for three weeks, participants would have lower scores on measures of depression, anxiety, and perceived sleep difficulties, and higher scores on a measure of life satisfaction. These results were also expected to be evident at three-week follow-up. In a randomised waitlist-controlled trial with repeated measures pre-, post- and follow-up design, participants (N=109, from Australia) aged 18-64 years with a current self-reported diagnosis of an anxiety disorder and/or depression, took part in a self-help study via the internet. After completing the diary participants had lower scores on measures of depression, anxiety and perceived sleep difficulties and higher scores on a measure of subjective wellbeing than immediately pre-intervention. In addition, they had improved scores on a measure of stress. At three-week follow-up scores on depression and perceived sleep difficulties were no longer significantly different from pre-intervention, however improvements for subjective wellbeing and stress at post-intervention were maintained. At follow-up scores for anxiety had not only been maintained but had improved significantly beyond post-intervention results. This trial provides support for the use of gratitude diaries as a short-term intervention with a clinical population. Different patterns of anxiety and depression scores raise the possibility that gratitude interventions work differently to address depression and anxiety symptoms and provide support for the idea that gratitude interventions may have sustainable effects on anxiety symptoms.

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To address imminent concerns of global food security and agricultural sustainability, international research activities are increasingly focusing on ways of improving the food system’s efficiency and effectiveness at providing nutritious food for all in an environmentally sustainable manner. A significant component of this will involve understanding and ultimately influencing people’s dietary choices. However, for people-oriented intervention strategies to be effective, the gaps between existing behaviour and what is required for environmentally sustainable and healthy food choices must be specified. This paper identifies priority areas for behavioural change in relation to the types of food purchased, how they have been produced and the individual’s food provisioning behaviour. In order to determine the most effective ways to influence people’s consumption behaviour in light of these priority areas, the authors conducted a pilot study on a group of 163 Australians who would be expected to be ‘early adopters’ of a sustainable diet. Results show that only around 1 in 10 are presently actively engaged in reducing the environmental impact of their diets in these priority areas. Hence, there is a significant need to engage many more people in sustainable dietary behaviours. Furthermore, it was found that areas where interventions are most likely to have the largest impact, based on high cost to the environment and likelihood of citizens changing their behaviour, are reducing the amount of food waste generated in the household and lowering the amount of junk food eaten.

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Background

Like many other countries, Australia is facing an inactivity epidemic. The purpose of the Australian 2014 Physical Activity Report Card initiative was to assess the behaviors, settings, and sources of influences and strategies and investments associated with the physical activity levels of Australian children and youth.

Methods:
A Research Working Group (RWG) drawn from experts around Australia collaborated to determine key indicators, assess available datasets, and the metrics which should be used to inform grades for each indicator and factors to consider when weighting the data. The RWG then met to evaluate the synthesized data to assign a grade to each indicator.

Results:
Overall Physical Activity Levels were assigned a grade of D-. Other physical activity behaviors were also graded as less than average (D to D-), while Organized Sport and Physical Activity Participation was assigned a grade of B-. The nation performed better for settings and sources of influence and Government Strategies and Investments (A- to a C). Four incompletes were assigned due to a lack of representative quality data.

Conclusions:
Evidence suggests that physical activity levels of Australian children remain very low, despite moderately supportive social, environmental and regulatory environments. There are clear gaps in the research which need to be filled and consistent data collection methods need to be put into place.

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Sitting, particularly in prolonged, unbroken bouts, is widespread within the office workplace, yet few interventions have addressed this newly-identified health risk behaviour. This paper describes the iterative development process and resulting intervention procedures for the Stand Up Australia research program focusing on a multi-component workplace intervention to reduce sitting time. The development of Stand Up Australia followed three phases. 1) Conceptualisation: Stand Up Australia was based on social cognitive theory and social ecological model components. These were operationalised via a taxonomy of intervention strategies and designed to target multiple levels of influence including: organisational structures (e.g. via management consultation), the physical work environment (via provision of height-adjustable workstations), and individual employees (e.g. via face-to-face coaching). 2) Formative research: Intervention components were separately tested for their feasibility and acceptability. 3) Pilot studies: Stand Up Comcare tested the integrated intervention elements in a controlled pilot study examining efficacy, feasibility and acceptability. Stand Up UQ examined the additional value of the organisational- and individual-level components over height-adjustable workstations only in a three-arm controlled trial. In both pilot studies, office workers’ sitting time was measured objectively using activPAL3 devices and the intervention was refined based on qualitative feedback from managers and employees. Results and feedback from participants and managers involved in the intervention development phases suggest high efficacy, acceptance, and feasibility of all intervention components. The final version of the Stand Up Australia intervention includes strategies at the organisational (senior management consultation, representatives consultation workshop, team champions, staff information and brainstorming session with information booklet, and supportive emails from managers to staff), environmental (height-adjustable workstations), and individual level (face-to-face coaching session and telephone support). Stand Up Australia is currently being evaluated in the context of a cluster-randomised controlled trial at the Department of Human Services (DHS) in Melbourne, Australia. Stand Up Australia is an evidence-guided and systematically developed workplace intervention targeting reductions in office workers’ sitting time.

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In utility power system, electricity demand is being covered largely by fossil fueled power generation, which contributes high level of GHG (greenhouse gas) emission and causes global warming worldwide. In order to reduce GHG emission level, most of the countries in the world targeting towards green energy that is power generation from RE (renewable energy) sources. In this paper, it is considered to study prospects of RE sources in particular, solar and wind in Victoria State which are abundant as compared to other sources of renewable. The wind and solar energy feasibility study and sensitivity analysis has been done for Victoria with the aid of HOMER (hybrid optimization model of electric renewable) simulation software. From the study, it has clearly evicted that wind energy combinational HPS (hybrid power system) has more contribution, and high potential than solar PV (photovoltaic) systems for a particular location. This study also investigates the influences of energy storage in the proposed HPS.

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A new terrestrial-marine assemblage from the lower beds of a thin outcrop section of the Kockatea Shale in the northern Perth Basin, Western Australia, contains a range of fossil groups, most of which are rare or poorly known from the Lower Triassic of the region. To date, the collection includes spinose acritarchs, organic-cemented agglutinated foraminifera, lingulids, minute bivalves and gastropods, ammonoids, spinicaudatans, insects, austriocaridid crustaceans, actinopterygians, a temnospondyl-like mandible, plant remains, and spores and pollen. Of these groups, the insects, crustaceans and macroplant remains are recorded for the first time from this unit. Palynomorphs permit correlation to nearby sections where conodonts indicate an early Olenekian (Smithian) age. The locality likely represents the margin of an Early Triassic shallow interior sea with variable estuarine-like water conditions, at the southwestern end of an elongate embayment within the East Gondwana interior rift-sag system preserved along the Western Australian margin. Monospecific spinose acritarch assemblages intertwined with amorphous organic matter may represent phytoplankton blooms that accumulated as mats, and suggest potentially eutrophic surface waters. The assemblage represents a mixure of marine and terrestrial taxa, suggesting variations in water conditions or that fresh/brackish-water and terrestrial organisms were transported from adjacent biotopes. Some of the lower dark shaly beds are dominated by spinicaudatans, likely indicating periods when the depositional water body was ephemeral, isolated, or subjected to other difficult environmental conditions. The biota of the Kockatea Shale is insufficiently known to estimate biotic diversity and relationships of individual taxa to their Permian progenitors and Triassic successors, but provides a glimpse into a coastal-zone from the interior of eastern Gondwana. Specialist collecting is needed to clarify the taxonomy of many groups, and comparisons to other Lower Triassic sites are required to provide insights into the pattern of biotic decline and recovery at the end-Permian crisis.

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The slow uptake of Education for Sustainability (EfS) curricula in universities has, partly, been attributed to academics' perceptions that EfS has little relevance within some disciplines. Understanding teaching academics' attitudes, values and experiences of EfS across disciplines can inform future EfS efforts in higher education. This paper presents one part of a larger study that sought the views of ≈6% of the entire university teaching workforce of Australia. One quarter of the teaching academics in every discipline of every Australian university (except one) (n = 38) was sent an online questionnaire asking for their opinions of EfS. Precisely, 1819 academics participated (26% response rate) and data was analysed with descriptive and inferential statistics. The findings suggest that academics are supportive of EfS for all university students. Support, perceived relevance and reported difficulties with EfS are discipline specific; academics would respond positively to EfS framed within their disciplinary worldviews.

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Biodiversity offsets can be an important tool for maintaining or enhancingenvironmental values in situations where development is sought despite negativeenvironmental impacts. There are now approximately 45 compensatory mitigationprograms for biodiversity impacts worldwide, with another 27 programs in development. While offsets have great potential as a conservation tool, their establishment requires overcoming a number of conceptual and methodological hurdles. In Australia, new policy changes at the national and state (i.e., Western Australia) level require that offsets follow a set of general principles: (1) Environmental offsets may not be appropriate for all projects and will only be considered after avoidance and mitigation options have been pursued;(2) Environmental offsets will be based on sound environmental information andknowledge; (3) Establishing goals for offsets requires an estimate of expected direct and indirect impacts; (4) Environmental offsets will be focused on longer term strategic outcomes; (5) Environmental offsets will be cost-effective, as well as relevant and proportionate to the significance of the environmental value being impacted. Here we focus on the challenges of determining and implementing offsets using a real world example from a voluntary offset process undertaken for Barrick Gold’s Kanowna Belle mine site in Western Australia to highlight those challenges and potential solutions.

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To determine prevalence of hyponatremia in acute medical admissions in Northern Australasia.

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Excess dietary salt is a leading risk for health. Multiple health, government, industry and community organisations have identified the need to reduce consumption of dietary salt. This project seeks to implement and evaluate a community-based salt reduction intervention.

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To examine the rates of young adult alcohol and drug use and alcohol problems, adolescent predictors of young adult alcohol problems and correlations with young adult social, work and recreational environments.

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This study investigated how dissatisfaction with particular aspects of the body was associated with overall body dissatisfaction among male adolescents in Western and Asian cultures. One hundred and six Malaysian Malays, 55 Malaysian Chinese, 195 Chinese from China, and 45 non-Asian Australians aged 12 to 19 years completed a questionnaire assessing dissatisfaction with their overall body and dissatisfaction with varying aspects of their body. Dissatisfaction with the face, height, and hair was positively correlated with overall body dissatisfaction among Malaysian Malays after body mass index, age and dissatisfaction with body areas typically included in measures (weight/shape, upper, middle, and lower body, and muscles) had been controlled for. Dissatisfaction with the face was positively correlated with overall body dissatisfaction among Malaysian Chinese. These findings demonstrate the differences in body focus for males from different cultures and the importance of using assessment measures that address all possible areas of body focus.