In the past decade, innovations in hydraulic fracturing and horizontal drilling have fueled a boom in the production of natural gas (as well as oil) from geological formations—primarily deep shales—in which hydrocarbon production was previously unprofitable. Impacts on US fossil fuel production and the US economy more broadly have been transformative, even in the first decade. The boom has been...

visitor management is considered important for the sustainable development of protected areas as the presence of visitors may cause negative impacts on wildlife and vegetation. within this framework, visitor impacts and perceptions are considered critical for decision-making and planning of future management regimes. this paper resumes opinions of visitors of the valley of butterflies in rhode...

AIM To understand the experiences of caregivers with older people living in Thailand, particularly as related to quality of life and stress management. METHOD In-depth interviews with 17 family caregivers were conducted and then data were thematically analysed. RESULTS Carers experience not only negative impacts but also positive impacts from caregiving. Negative impacts include emotional s...

Monetised estimates of the impact of climate change are derived. Impacts are expressed as functions of climate change and ‘vulnerability’. Vulnerability is measured by a series of indicators, such as per capita income, population above 65, and economic structure. Impacts are estimated for nine world regions, for the period 2000–2200, for agriculture, forestry, water resources, energy consumptio...

To increase the likelihood of success of their market-focused innovations, firms that develop innovations for targeted markets regularly communicate with market participants in order to reduce the uncertainties participants hold regarding the firms’ innovations. Strategic market signals are one of the tactics used by these firms. While an innovating firm’s own signals can have significant impac...