In these days, global climatic changes that can be observed are rooted in human activities. The prevailing carbon-based economy makes issues like heating and electricity, population growth and industrialisation, transportation and mobility, over-consumption and globalisation the main contributors of emission of greenhouse gases, with the consequence (among others) of global warming, and thus a changing climate. These global changes have heightened awareness that the health of populations depends on the stability and functioning of the biosphere’s ecological, physical, and socio-economic systems. The world’s climate system is an integral part of the complex web of life-supporting processes. Climate and weather have always had a powerful impact on human health and well-being. But like other large natural systems, the global climate system is coming under pressure from human activities. Global climate change is, therefore, a newer challenge to ongoing efforts to protect human health.
This essay examines the mentioned connectedness of human behaviour and the natural world. More specifically, it deals with the global issue of human induced climate change and its impacts on ecological health and human health , focusing on Germany. Following on from this, global and German mitigation policies are introduced and the health benefits are outlined. The starting point marks a brief discussion of the link between greenhouse gases and climate change. In connection with the issues of the ′greenhouse effect′ and ′climate change′, stratospheric ozone depletion is often also discussed. Undoubtedly, stratospheric ozone depletion has impacts on ecological and human health, however it is left out of consideration in this essay due to the word limit, and to the complexity of its relationship to the greenhouse effect and climate change. [...]
Table of Contents
1 INTRODUCTION
2 THE GREENHOUSE EFFECT AND CLIMATE CHANGE
3 CLIMATE CHANGE IMPACTS ON ECOLOGICAL HEALTH
3.1 IMPACTS ON ECOSYSTEMS
3.1.1 Temperature, precipitation, and carbon dioxide
3.1.2 Shift of the vegetation zones
3.1.3 Composition of species and biodiversity
3.2 IMPACTS ON LANDSCAPE
4 CLIMATE CHANGE IMPACTS ON HUMAN HEALTH
4.1 DIRECT IMPACTS
4.1.1 Thermal extremes
4.1.2 Weather extremes
4.2 INDIRECT IMPACTS
4.2.1 Vector-borne diseases
4.2.2 Impacts on food supply
5 MITIGATION OF CLIMATE CHANGE AND ITS HEALTH BENEFITS
5.1 MITIGATION ON A GLOBAL SCALE
5.2 POLICIES IN GERMANY
5.3 HEALTH BENEFITS
6 SUMMARY AND OUTLOOK
Objectives and Research Themes
This essay aims to analyze the complex relationship between human activity, global climate change, and the resulting impacts on both ecological and human health, with a specific focus on the situation in Germany. It explores the mechanisms driving global warming and evaluates the effectiveness of current mitigation policies.
- The causal link between greenhouse gas emissions and global climate change.
- Consequences of climatic shifts for ecosystems, biodiversity, and landscape stability.
- Direct and indirect health risks posed by thermal extremes, weather events, and disease vectors.
- Policy instruments and mitigation strategies currently employed in Germany.
- The broader public health co-benefits associated with climate protection measures.
Excerpt from the Book
4.1.1 Thermal extremes
The connection between temperature and the number of deaths is proved in numerous studies. The mortality rate reveals a tighter correlation to heat stress in the summer, than to wintry cold. It is true that the number of daily deaths also increases in winter, but this traces predominantly back to infections. The highest mortality rate is reached on the very hot days; and lacked wind, high humidity, and intense sun light are intensifying factors.
Particularly affected are particularly older and very young humans as well as persons who suffer from heart problems and respiratory tract diseases whereas healthy adult persons have defence mechanisms to slight temperature increases. Also poverty is a risk factor because the poor can protect themselves less effectively against heat waves (for example with fans or air conditioning). Often death strikes weaker persons anyway, so their death are expected. Correspondingly, the death rate declines in the weeks after a heat wave. Research in Baden-Württemberg for the time between 1968-1993 shows an increase in the mortality rate of about 10% at extreme heat stress periods, and a decrease of about 3% in the following 40 days. Heat waves have much bigger effects in cities than in their surrounding suburban or rural areas, because cities become 'heat islands' and the nightly cooling fails to occur.
Summary of Chapters
1 INTRODUCTION: Presents the human-induced nature of global climate change and highlights the reliance of human health on stable ecological systems.
2 THE GREENHOUSE EFFECT AND CLIMATE CHANGE: Explains the physical basics of the natural and anthropogenic greenhouse effect and the resulting increase in global temperatures.
3 CLIMATE CHANGE IMPACTS ON ECOLOGICAL HEALTH: Examines how rising temperatures and altered precipitation affect ecosystems, vegetation zones, and biodiversity.
4 CLIMATE CHANGE IMPACTS ON HUMAN HEALTH: Analyzes direct health risks like heat stress and indirect threats such as the spread of vector-borne diseases.
5 MITIGATION OF CLIMATE CHANGE AND ITS HEALTH BENEFITS: Discusses international frameworks like the Kyoto Protocol and specific policy measures implemented in Germany.
6 SUMMARY AND OUTLOOK: Concludes that while climate change poses irreversible risks, the precautionary principle should guide global and national efforts.
Keywords
Climate Change, Greenhouse Effect, Global Warming, Ecological Health, Human Health, Germany, Mitigation, Kyoto Protocol, Renewable Energy, Biodiversity, Vector-borne Diseases, Thermal Extremes, Precautionary Principle, Environmental Policy, Sustainability.
Frequently Asked Questions
What is the fundamental focus of this publication?
The publication focuses on the interplay between human-induced climate change and its consequences for ecological and human health, using Germany as a primary case study.
What are the core thematic fields covered?
The work covers greenhouse gas dynamics, ecological shifts in ecosystems and vegetation, human health risks (both direct and indirect), and climate policy mitigation strategies.
What is the primary objective of this work?
The primary objective is to illustrate the interconnectedness of human behavior and environmental stability, emphasizing the health risks associated with a changing climate and the potential for mitigation.
Which scientific methods are employed?
The author synthesizes academic research, climate data, and existing public policy reports to provide a comprehensive analysis of climate impacts and current mitigation efforts.
What topics are discussed in the main body?
The main body treats the science of the greenhouse effect, specific impacts on nature and humans, an evaluation of global and national policy frameworks, and the co-benefits of climate protection.
Which keywords characterize the work?
Key terms include climate change, greenhouse effect, ecological health, human health, mitigation, and environmental policy.
How do 'heat islands' affect mortality rates in cities?
Heat islands prevent nightly cooling, exacerbating the impact of heat waves in urban areas, which leads to a higher correlation between heat stress and mortality compared to surrounding rural regions.
What role does the 'Precautionary Principle' play in this discussion?
The author argues that because climate change is an over-complex phenomenon with potential for irreversible damage, the Precautionary Principle is essential for justifying cost-effective measures to prevent environmental harm, despite scientific uncertainties.
- Quote paper
- Stefan Krauss (Author), 2004, Climate change - impacts on human and ecological health in Germany, Munich, GRIN Verlag, https://www.grin.com/document/33782
