Carbon dioxide levels in this dataset vary between 170 parts per million (ppm) and 280 ppm. If the level had fallen below 150 ppm, photosynthesis would have stopped and an…
Category: Antarctic Ice Cores
Holocene Antarctic CO2 Variability or Lack Of
Guest Post by Renee Hannon Introduction This post examines CO2 ice core measurements from Antarctica during the Holocene Epoch. The key CO2 dataset for paleoclimate studies is the EPICA Dome…
Antarctica wasn’t quite as cold during the last ice age as previously thought
An international team of scientists, led by Oregon State University’s Christo Buizert, has found that while parts of Antarctica were as cold as 10 degrees below current temperatures, temperatures over…
Common Martian Mineral Found in Antarctic Ice Core
Guest “geologizing” by David Middleton Geology rocks! Substance found in Antarctic ice may solve a martian mysteryBy Tess Joosse Jan. 26, 2021 Researchers have discovered a common martian mineral deep…