Alkenones are lipids produced by certain haptophyte algae and are excellent sensors of temperature change. This dissertation investigates the stable isotopic and organic geochemical aspects …
The nitrogen and oxygen isotopic composition of nitrate in ice cores offers unique potential for examining reactive nitrogen oxide (NOx) budgets and oxidation chemistry of …
The atmosphere over the tropical Indonesian archipelago is highly convective and has high annual precipitation, giving rise to its widespread lowland evergreen rainforests. The region …
Early humans, or hominins, relied on their East African environment for food, resources, and habitation, but the nature of the relationship between hominins and climate …