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A safe operating space for humanity
Identifying and quantifying planetary boundaries that must not be transgressed could help prevent human activities from causing unacceptable environmental change, argue Johan Rockstrom and colleagues.
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Planetary boundaries: Guiding human development on a changing planet
Crossing the boundaries in global sustainability The planetary boundary (PB) concept, introduced in 2009, aimed to define the environmental limits within which humanity can safely operate. ThisExpand
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The Anthropocene: From Global Change to Planetary Stewardship
TLDR
The Anthropocene is a reminder that the Holocene, during which complex human societies have developed, has been a stable, accommodating environment and is the only state of the Earth System that we know for sure can support contemporary society. Expand
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Trajectories of the Earth System in the Anthropocene
We explore the risk that self-reinforcing feedbacks could push the Earth System toward a planetary threshold that, if crossed, could prevent stabilization of the climate at intermediate temperatureExpand
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ADAPTATION OF UNICELLULAR ALGAE TO IRRADIANCE: AN ANALYSIS OF STRATEGIES
SUMMARY 157INTRODUCTION 158AN.^LYTICAL METHODS 159LIGHT HARVESTING BY MICROALGAE 160RANGE OF PHOTON FLUX DENSITIES ALLOWING GROWTH AND PHOTOSYNTHESIS INPHOTOTHOPHIC MICROALGAE (GENOTYPIC ADAPTATION)Expand
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The cultivation of Acartia tonsa Dana for use as a live food source for marine fish larvae
Abstract The marine calanoid copepod Acartia tonsa has been continuously cultivated in the laboratory at the Danish Institute for Fisheries and Marine Research for over 70 generations. A descriptionExpand
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Climate fluctuations and the spring invasion of the North Sea by Calanus finmarchicus
The population of Calanus finmarchicus in the North Sea is replenished each spring by invasion from an overwintering stock located beyond the shelf edge. A combincation of field observations,Expand
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Respiration and growth of larval herring Clupea harengus: relation between specific dynamic action and growth efficiency
Rates of growth and oxygen consumption were measured in larval herring Clupea harengus fed various rations (specific ingestion rate between 0 and 45 % body wt d-l). Initially, growth increasedExpand
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Examining the antecedents of work connectivity behavior during non-work time
TLDR
In this study, we draw from human agency theory to develop the construct of work-related connectivity behavior during non-work time, and conduct a survey to investigate the organizational and individual antecedents of this behavior. Expand
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Calanus finmarchicus egg production and food availability in the Faroe–Shetland Channel and northern North Sea: October–March
Physiological characteristics (egg production, lipid content and gonad development stage) of Calanus finmarchicus were examined on five cruises in the north-east Atlantic carried out between theExpand
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