Exceptional drought events, known as megadroughts, have occurred on every continent
outside Antarctica over the past~ 2,000 years, causing major ecological and societal …

The geological record shows that abrupt changes in the Earth system can occur on
timescales short enough to challenge the capacity of human societies to adapt to …

Untitled Page 1 Page 2 GEOMORPHOLOGY OF DESERT DUNES Sand dunes cover up to a
quarter of many desert regions. Determining the factors that determine their shape, size and …

The 100th meridian bisects the Great Plains of the United States and effectively divides the
continent into more arid western and less arid eastern halves and is well expressed in terms …

Study of geologic records of dust composition, sources and deposition rates is important for
understanding the role of dust in the overall planetary radiation balance, fertilization of …

Dust storms have a number of impacts upon the environment including radiative forcing, and
biogeochemical cycling. They transport material over many thousands of kilometres. They …

Extant, planform-based facies models for alluvial deposits are not fully fit for purpose,
because they over-emphasise plan form whereas there is little in the alluvial rock record that …

During the Medieval Climate Anomaly (MCA), Western North America experienced episodes
of intense aridity that persisted for multiple decades or longer. These megadroughts are well …

Based on four decades of research by Professor Andrew Goudie, this volume provides a
state-of-the-art synthesis of our understanding of desert geomorphology. It presents a truly …

Understanding the source of soil organic carbon (SOC) in deep soil horizons and the
processes influencing its turnover is critical for predicting the response of this large reservoir …