Quaternary Period In subject area: Earth and Planetary Sciences The Quaternary Period is defined as the most recent geologic era spanning the last 2.6 million years, divided into the …

Quaternary Science Advances (QSA) is an international and fully Open Access journal supporting the rapid publication of peer-reviewed original research articles, short communications and …

Quaternary Environments and Humans (QEH) is the full Open Access, official journal of the International Union for Quaternary Research (INQUA). The journal aims to publish peer …

Quaternary International is an international, peer-reviewed journal that embraces all aspects related to Quaternary Science. It is the official journal of the International Union for Quaternary …

Quaternary During the past 2 million years, climatic fluctuations of dry glacial and wet interglacial periods affected the geographic ranges of both temperate and tropical areas. Palynological …

Dec 5, 2022 · Quaternary ammonium agents, a class of organic cationic salts of substituted ammonium compounds [1], exist widely in nature, such as acetylcholine 1, betaine 2, and …

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The onset of the recent ice age dates back much further than the Quaternary. An overall, long-term trend of cooling global climates occurred throughout the Tertiary Period. The opening of …

Jun 1, 2022 · The Quaternary Period is the most recent and shortest geological period that started around 2.58 Myr ago and is characterized by significant climate instabilities. The deep-sea …

This chapter reviews that in the Quaternary cold stages, glaciers developed on the higher mountains of the Qinghai-Xizang plateau and in other regions…