In freshwater lakes and reservoirs, climate change and eutrophication are increasing the occurrence of low-dissolved oxygen concentrations (hypoxia), which has the potential to alter the variability of zooplankton seasonal ...

Sustainability ethics is the developing effort to ascertain the prerequisites for sustainable use of the planet and also determines the environmental literacy level necessary to persuade people to live sustainably. However, ...

In the 20 years since Our Common Future was published, human population has grown exponentially, greenhouse gas emission has increased, hazardous materials increased, the number of species threatened by extinction has ...

Garrett Hardin s lifeboat metaphor is used to illustrate the problems of overpopulation and finite resources. Sea levels are rising due to excess atmospheric greenhouse gases that melt glaciers and warm the oceans. With ...

Change has been the Earth s most notable feature for the past 4 billion years. Earth has already passed two ecological tipping points with the acidification of the oceans and the melting glaciers and ice sheets, both caused ...

The tale of the sword of Damocles can be used to describe the sword hanging by a thread over humankind with the damage it is doing to the present biosphere. The sixth biosphere, or the current biosphere, is experiencing ...

Humans capacity to reason and dependence on nature has been overshadowed by greed and materialism. As a result, humankind has ignored and attacked scientists and the evidence they have found concerning the state of our ...

This book is a collection of John Cairns, Jr.'s papers, articles, and commentaries focusing primarily on goals and conditions needed to achieve the sustainable use of the planet.

The biosphere is humankind s life support system and the source of the resources that drive exponential growth. Without the biospheric life support system functioning in a way that is favorable to humans, humankind could ...

The quest for sustainable use of the planet is admirable, however the flagrant waste of biospheric resources overrides any efforts towards this goal. Although there is not single solution to achieve immediate sustainability, ...