1. Thermal constraints on flight acivity limit the pollinating effectiveness of bees. Each species of social bee has a microclimatic 'window' within which foraging flight can be sustained.2. To predict whether a given species of social bee is worth testing as a pollinator in a given climate, it is useful to know at least the lower limits of that microclimatic 'window'. We consider how information from a series of bee counts through a day can be used to characterize a bee species in terms of activity/microclimate relations as a basis for predicting the diel pattern of foraging activity of a bee introduced into a new climate as a pollinator.3. We discuss the relative merits of bee counts at a foraging patch and counts based on hive traffic as indices of the proportion of bees active. 4.We suggest that the activity/microclimate relations of a species be expressed in terms of the lower threshold black globe temperature for flight activity. Black globe temperature, T,, is easily measured with inexpensive equipment, and can substitute for measurements of ambient temperature and radiation as a predictor of diel patterns of bee activity. 5.We use examples of field data to explore the relationship between microclimate and activity for the honeybee Apis mellifera and several species of bumblebee, Bombus. Regression analysis is used to relate activity to T, and to identify the lower temperature threshold for activity from field bee counts.6. In field studies analysed here, the bumblebees Bombus terrestrisllucorum, B.pascuorum and B . hortarum began foraging at lower temperatures than honey-bees or B. lapidarius.
As experts predict that at least some irreversible climate change will occur with potentially disastrous effects on the lives and well-being of vulnerable communities around the world, it is paramount to ensure that these communities are resilient and have adaptive capacity to withstand the consequences. Adaptation and resilience planning present several ethical issues that need to be resolved if we are to achieve successful adaptation and resilience to climate change, taking into consideration vulnerabilities and inequalities in terms of power, income, gender, age, sexuality, race, culture, religion, and spatiality. Sustainable adaptation and resilience planning that addresses these ethical issues requires interdisciplinary dialogues between the natural sciences, social sciences, and philosophy, in order to integrate empirical insights on socioeconomic inequality and climate vulnerability with ethical analysis of the underlying causes and consequences of injustice in adaptation and resilience. In this paper, we set out an interdisciplinary research agenda for the inclusion of ethics and justice theories in adaptation and resilience planning, particularly into the Sixth Assessment Report of the International Panel on Climate Change (IPCC AR6). We present six core discussions that we believe should be an integral part of these interdisciplinary dialogues on adaptation and resilience as part of IPCC AR6, especially Chapters 2 ("Terrestial and freshwater ecosystems and their services"), 6 ("Cities, settlements and key infrastructure"), 7 ("Health, wellbeing and the changing structure of communities"), 8 ("Poverty, livelihoods and sustainable development"), 16 "Key risks across sectors and regions"), 17 ("Decision-making options for managing risk"), and 18 ("Climate resilient development pathways").: (i) Where does 'justice' feature in resilience and adaptation planning and what does it require in that regard?; (ii) How can it be ensured that adaptation and resilience strategies protect and take into consideration and represent the interest of the most vulnerable women and men, and communities?; (iii) How can different forms of knowledge be integrated within adaptation and resilience planning?; (iv) What trade-offs need to be made when focusing on resilience and adaptation and how can they be resolved?; (v) What roles and responsibilities do different actors have to build 3 resilience and achieve adaptation?; (vi) Finally, what does the focus on ethics imply for the practice of adaptation and resilience planning?
Studies of urban disaster and climate change risk have increasingly invoked governmentality as a theoretical frame for understanding how urban risk governance functions. This article argues that the use of governmentality in this context can advance political readings of urban vulnerability to climate risk.However, using the idiom of co-production from Science and Technology Studies
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