By Jon O'Riordan, Robert William Sandford
Released to coincide with the United international locations weather switch convention being held in Paris, France, in December 2015, this newest RMB manifesto introduces readers to the intense and converging affects of weather and climate on water, nutrients and effort and at the biodiversity we won't do without.
Secure offers of water, meals and effort are necessary to human dignity and wellbeing and fitness world wide. In flip, the energy of those 3 relies on a thriving biodiversity supported through fit ecosystems. The advanced interdependence between those 4 components is named the Nexus.
Global call for for the 1st 3 components is expanding as a result of inhabitants development and emerging in step with capita earning in constructing nations, with progressively worsening results for the fourth of those elements.
This coming near near “perfect storm” of accelerating call for, reducing offers and speedily altering hydro-climatic stipulations in the course of the Nexus calls for transformative coverage responses that surround economic system, fairness, social justice, equity and the surroundings. This most up-to-date RMB manifesto outlines those demanding situations and gives a pathway to resolving them.
The 4 Nexus parts also are coming less than expanding strain from weather disruption: extra common and critical flooding and storms, droughts, severe warmth, pest outbreaks. What’s extra, nature’s capability to reasonable those affects is being progressively eroded through fast, common land-use improvement and linked pollution.
Read Online or Download The Climate Nexus: Water, Food, Energy and Biodiversity in a Changing World PDF
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Extra resources for The Climate Nexus: Water, Food, Energy and Biodiversity in a Changing World
Example text
5 million middle-class citizens have left droughtstricken California since 1993, in part because of water restrictions and increasing property damage associated with wildfires. They are being replaced by large numbers of Latin American citizens, themselves fleeing from a range of challenges in Central and South America. These population shifts are already having enormous political, economic and social implications, yet we are witnessing only the tip of the iceberg. People who become desperate as a result of climate change will take enormous risks to find refuge.
The concentration of carbon dioxide in the atmosphere has now reached an average of 400 parts per million, a level unprecedented on Earth for over 800,000 years. This gas is by far the most predominant of the greenhouse gases – the group of atmospheric chemicals that have a warming effect on the atmosphere as they are released. The other GHGs include methane (CH4); nitrous oxides (NH3); various hydrofluorocarbons (HFCs) and water 37 vapour. Each of these gases has a distinct effect on atmospheric warming, so to simplify for analysis, scientists have developed a formula that expresses GHGs’ warming effect as equivalent to CO2, known as “CO2 equivalent,” or CO2e.
If we don’t 32 confront the value system that created our problems in the first place, we will fail. 33 T wo Warnings Repeated: The Intergovernmental Panel on Climate Change and the Global Nexus Narrative The science explaining hydro-climatic change has become unnecessarily controversial, mainly because vested interests have funded some experts to select from the literature misleadingly biased analyses in order to cast doubt on the need for immediate action. The controversy is in part due to the inherent nature of science: scientists are always searching for verification of results and always finding more that is unknown than known, which limits professional experts from making definitive claims, especially pertaining to complex atmospheric and oceanographic systems.