Peter singer argues that ecosystems do not have intrinsic value because it is not possible to define an ecosystem. we have no idea of what is good or bad for non-sentient creatures and why it would matter. only human beings have intrinsic value. aesthetic experiences are not important.

european union policies. the eu's long-term objective is to achieve levels of air quality that do not result in unacceptable impacts on, and risks to, human health and the environment. eu policies aim to reduce exposure to air pollution by reducing emissions and setting limits and target values for air quality.

the main environmental problems in western europe were: energy production/acid rain, nuclear power/waste, air pollution/climate, heavy metals, pesticides, water pollution, solid waste, and unforeseen accidents. many environmental problems are common to most european countries.

answer; i believe that the correct answer is(d) nondisjunction during meiosis;