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Full-Text Articles in Physical Sciences and Mathematics

Who Performs Pro-Environmental Behaviors (Pebs) And Why? Examining The Impacts Of Motivation, Environmental Attitudes, Identity, And Climate Change Concerns On Intended And Actual Pebs, Roberta Sofia Molokandov Jan 2020

Who Performs Pro-Environmental Behaviors (Pebs) And Why? Examining The Impacts Of Motivation, Environmental Attitudes, Identity, And Climate Change Concerns On Intended And Actual Pebs, Roberta Sofia Molokandov

Graduate College Dissertations and Theses

In 2018, the Intergovernmental Panel on Climate Change (IPCC) warned that the world only has until 2030 to prevent global temperatures from rising an additional .5 degrees Celsius from greenhouse gas emissions to thwart the catastrophic damage that could follow such warming. To reduce the concentration of greenhouse gasses in the atmosphere and alleviate human pressure on the natural environment, collective action must occur across the globe by consumers and producers. However, not everyone feels concerned about climate change, identifies as an environmentalist, or believes they can make an impact and that it is their responsibility to do so. Environmental …


Consumption Of Microplastics Impacts The Growth And Fecal Properties Of The Marine Copepod, Acartia Tonsa, Emily Ann Shore Jan 2020

Consumption Of Microplastics Impacts The Growth And Fecal Properties Of The Marine Copepod, Acartia Tonsa, Emily Ann Shore

Graduate College Dissertations and Theses

Microplastics (mm) are ubiquitous in the global environment and are increasingly recognized as a biological hazard, particularly in the oceans. Due to the small and pervasive nature of these particles, zooplankton have been known to consume and egest microplastics. Though zooplankton play critical roles in marine food webs and in carbon storage through carbon rich fecal pellets, we know little about the effects of microplastics on early life stage growth, reproductive output, and carbon storage. Here, I investigated the effects of ingestion of low-density Polystyrene beads (5 µm) by the copepod Acartia tonsa on (1) early life stage (naupliar) growth, …