Drought is a complex natural hazard that impacts ecosystems and society in many ways.
Many of these impacts are associated with hydrological drought (drought in rivers, lakes …

Global greenhouse gas (GHG) emissions have continued to grow persistently since 1750.
The United Nations Framework Convention on Climate Change (UNFCCC) entered into …

Are mass violence and catastrophes the only forces that can seriously decrease economic
inequality? To judge by thousands of years of history, the answer is yes. Tracing the global …

Social and political tensions keep on fueling armed conflicts around the world. Although
each conflict is the result of an individual context-specific mixture of interconnected factors …

Introduction Despite the existence of institutions designed to promote peace, interactions
between individuals and groups sometimes lead to conflict. Understanding the causes of …

As our planet emerges into a new epoch in which humans dominate the Earth system, it is
imperative that societies initiate a new phase of responsible environmental stewardship …

Because of concerns that ongoing climate change could lead to a possible collapse of
human civilization, the topic of societal (civilization) collapse has emerged as especially …

Are violent conflict and socio-political stability associated with changes in climatological
variables? We examine 50 rigorous quantitative studies on this question and find consistent …

The climatic controls on the stable carbon isotopic composition (δ 13 C) of speleothem
carbonate are less often discussed in the scientific literature in contrast to the frequently …

The Classic Maya have long presented scholars with vexing problems. One of the longest
running and most contested of these, and the source of deeply polarized interpretations, has …