Scientists’ Warning on Invasive Alien Species

This alert from the Alliance of World Scientists (AWS) examines the long-term direct and indirect impacts of invasive alien species. Here is an excerpt from the abstract: “Biological invasions are a global consequence of an increasingly connected world and the rise in human population size. The numbers of invasive alien species – the subset of alien species […]

Scientists’ Warning of a Climate Emergency (2019)

Approximately 2 years after the World Scientists’ Warning to Humanity (2nd Notice) was released in 2017 an additional warning in the form of the “World Scientists’s Warning of a Climate Emergency” has been released. The paper opens with “Scientists have a moral obligation to clearly warn humanity of any catastrophic threat and to tell it […]

Scientists’ Warning: Microorganisms and Climate Change

Scientists’ Warning: Microorganisms and Climate Change This additional alert from the Alliance of World Scientists (AWS) examines the critical role that microorganisms play in the biological factors of climate change. The way in which microorganisms respond to changes in the climate is key to the impact of climate change on ecosystems and life on Earth. […]

Scientists’ Warning: 2nd Notice (2017)

In 1992, the Union of Concerned Scientists (UCS) in Washington, D.C. along with over 1,700 scientists from around the world, including the majority of then-living Nobel laureates in the sciences, drafted and signed the first World Scientists’ Warning to Humanity. That warning is still available at the UCS website, but is also presented here for […]

The Alliance of World Scientists (AWS)

The Alliance of World Scientists (AWS) is an international assembly of scientists, which is independent of both governmental and non-governmental organizations and corporations. It asserts that in order to prevent widespread misery caused by catastrophic damage to the biosphere, humanity must practice more environmentally sustainable alternative to business-as-usual. The vital importance and role of the […]

Scientists’ Warning to Humanity (1992)

Twenty-five years ago, the Union of Concerned Scientists in Washington, D.C. along with over 1,700 scientists from around the world, including the majority of then-living Nobel laureates in the sciences, drafted and signed the first World Scientists’ Warning to Humanity. That warning is still available at the UCS website, but is also presented here for […]