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IB DP Philosophy HL Study Notes

4.3.2 Environmental Ethics

Environmental ethics examines the philosophical implications of human interaction with the ecosystem, stressing moral principles as a guide for ecological stewardship.

Rights and Interests of Future Generations

  • Sustainability: Focused on the capacity of the environment to support future life.
    • Incorporates principles such as resource conservation and long-term environmental management.
    • Ethical debates on whether our duties are to the environment itself or to future humans who will depend on it.
  • Intergenerational Equity: Equal sharing of the Earth's resources across generations.
    • Questions how much natural capital we can justifiably consume or alter.
  • The Concept of Potentiality: Philosophical discussions on the moral status of potential persons.
    • Are we morally obligated to potential future beings, and if so, how does this shape our current environmental policies?

Deep Ecology

  • Principles of Deep Ecology:
    • The well-being and flourishing of human and non-human life on Earth have value in themselves.
    • Richness and diversity of life forms contribute to the realisation of these values and are also values in themselves.
  • Self-Realisation: An understanding that by harming nature, we harm ourselves as we are part of the same natural world.
    • Promotes personal transformation in the way we relate to nature.
  • Deep Ecology and Activism: How deep ecology principles have inspired environmental activism and movements.
    • Encourages radical shifts in policy and personal behaviours towards more sustainable practices.

Gaia Hypothesis

  • Earth as a Self-Regulating System: A perspective that sees the Earth as capable of maintaining homeostasis.
    • Controversial within the scientific community but has raised important ethical considerations.
  • Lovelock and Margulis: The key figures behind the Gaia Hypothesis.
    • Their work proposes that living organisms interact with their inorganic surroundings on Earth to form a synergistic self-regulating complex system.
  • Relevance to Environmental Ethics: Considering Earth as a single organism implies that actions affecting the planet affect all of life.
    • Posits a form of respect for the Earth's systems that may go beyond utilitarian value.

Anthropocentrism

  • Definition and History: The belief that human beings are the most significant species on the planet.
    • Traces the development of anthropocentric thought from ancient to modern times.
  • Ethical Implications: Examines how this belief has justified human exploitation of natural resources.
    • Anthropocentrism is often pitted against the more ecologically inclusive biocentrism and ecocentrism in ethical debates.
  • Challenges and Responses: The shift towards more inclusive ethical perspectives.
    • Discussion of the challenges that anthropocentrism poses to the environment and how philosophers and environmentalists have responded.

Pollution

  • Impact on Biodiversity: Explains how pollution is one of the leading causes of biodiversity loss.
    • Looks at case studies of specific ecosystems to show the direct link between pollution and species health.
  • Ethical Dimensions of Pollution:
    • Human health versus economic development: the moral conundrum of balancing industry with environmental integrity.
    • Environmental racism and classism: how pollution disproportionately affects poor and marginalised communities.
  • Philosophical Responses to Pollution: Environmental ethics provides various responses to the problem of pollution, including conservation ethics, preservation ethics, and land ethics.

Species Extinction

  • Moral Value of Species: Discusses whether species have intrinsic value or are valuable because of their utility to humans.
    • This distinction influences conservation efforts and priorities.
  • Role of Humans in Extinction: Scrutinises human activities contributing to species extinction, like deforestation and climate change.
    • Explores the idea that humans have a custodial responsibility towards other species.
  • Conservation Ethics: The principles guiding conservation efforts.
    • Addresses whether all species have an equal right to conservation efforts or if some species might be prioritised and why.

FAQ

The concept of the ecological footprint relates to environmental ethics by providing a measurable way to evaluate the impact of human activities on the planet. It estimates the amount of land and water area a human population requires to produce the resources it consumes and to absorb its wastes, given prevailing technology. In ethical terms, the ecological footprint challenges individuals and communities to consider the sustainability of their lifestyles and the extent to which they live within the ecological means of the Earth. It raises awareness of overconsumption and its implications, urging a reduction in the use of resources to levels that can be naturally replenished, and promoting a fair distribution of ecological spaces among all living beings.

The precautionary principle is a strategy within environmental ethics that suggests taking preventative action in the face of uncertainty; for example, when an activity raises threats to the environment or human health, precautionary measures should be taken even if some cause-and-effect relationships are not fully established scientifically. This principle is particularly relevant in managing risks associated with new technologies and industrial activities that may have poorly understood or unpredictable impacts on the environment. Applying the precautionary principle encourages policy-makers, businesses, and individuals to avoid harm as a primary goal, leading to more conservative and sustainable environmental practices. It reinforces the idea that it is better to err on the side of caution, especially in situations where actions have the potential to cause irreversible harm to the environment.

Within environmental ethics, animal rights emerge as a crucial issue, advocating for the consideration of non-human animals as moral entities with interests that deserve respect. The movement challenges traditional views that position animals as mere resources for human use and instead argues for their right to live free from suffering and exploitation. This perspective can influence various practices, including opposition to factory farming, promotion of veganism or vegetarianism, and support for habitat preservation to ensure species survival. It also intersects with conservation efforts, as the protection of animal habitats is vital for maintaining biodiversity. Animal rights within environmental ethics can thus lead to a more compassionate, respectful, and sustainable interaction with the natural world.

Principles of justice are deeply entwined with environmental ethics, especially when addressing issues like resource allocation and environmental degradation. Environmental justice insists that all individuals and communities are entitled to equal protection by environmental and public health laws and regulations. It recognises that poorer communities and nations often bear a disproportionate burden of environmental risks and hazards, such as pollution and toxic waste. Principles of distributive justice demand fair distribution of the Earth’s resources, meaning that current generations should not deplete resources at the expense of future generations’ ability to meet their own needs. Furthermore, corrective justice may require those who have caused environmental damage to remediate affected areas and compensate those who have suffered due to their actions. These principles promote a more equitable and ethical approach to environmental policy and action.

Environmental ethics confronts climate change by demanding a re-evaluation of the ethical frameworks within which we make decisions affecting the environment. It suggests that the current crisis is not only a physical and economic issue but a profoundly moral one. Environmental ethics urges a move away from anthropocentric views that have justified environmental exploitation and towards ecocentric or biocentric views that recognise the intrinsic value of all living beings and ecosystems. In doing so, it calls for policies and practices that reduce carbon footprints, promote sustainability, and protect biodiversity. These include international agreements like the Paris Accord, as well as local conservation efforts, and personal lifestyle changes that align with a more profound respect for the natural world.

Practice Questions

Discuss the extent to which deep ecology offers a more sustainable ethical approach to the environment than anthropocentrism.

Deep ecology promotes an egalitarian view where all living beings have intrinsic value, which inherently demands sustainable interactions with the environment. Unlike anthropocentrism, which prioritises human needs and often leads to environmental degradation, deep ecology seeks harmony and sustainability by recognising the interdependence of all forms of life. An excellent response by an IB Philosophy student would reference Næss's principle of biocentric equality, highlighting that a deep ecological perspective necessitates sustainable practices as it understands that the well-being of humans is intrinsically tied to the well-being of the environment.

Evaluate the ethical implications of the Gaia hypothesis for our understanding of environmental responsibilities.

The Gaia hypothesis posits that Earth operates as a single, self-regulating organism, which has profound ethical implications for environmental responsibility. It suggests that any harm inflicted on the environment is self-harm to the collective organism of Earth. An adept IB Philosophy student would argue that this hypothesis imbues humanity with a duty of stewardship, broadening our ethical responsibilities beyond short-term anthropocentric goals to the long-term health of the entire biosphere. This perspective encourages a holistic approach to environmental ethics, considering the sustainability of our actions on a global scale.

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