Uncovering ecological state dynamics with hidden Markov models

BT McClintock, R Langrock, O Gimenez, E Cam… - Ecology …, 2020 - Wiley Online Library
Ecological systems can often be characterised by changes among a finite set of underlying
states pertaining to individuals, populations, communities or entire ecosystems through time …

Timing and climate forcing of volcanic eruptions for the past 2,500 years

M Sigl, M Winstrup, JR McConnell, KC Welten… - Nature, 2015 - nature.com
Volcanic eruptions contribute to climate variability, but quantifying these contributions has
been limited by inconsistencies in the timing of atmospheric volcanic aerosol loading …

The WAIS Divide deep ice core WD2014 chronology–Part 1: Methane synchronization (68–31 ka BP) and the gas age–ice age difference

C Buizert, KM Cuffey, JP Severinghaus… - Climate of the …, 2015 - cp.copernicus.org
The West Antarctic Ice Sheet Divide (WAIS Divide, WD) ice core is a newly drilled, high-
accumulation deep ice core that provides Antarctic climate records of the past∼ 68 ka at …

The WAIS Divide deep ice core WD2014 chronology–Part 2: Annual-layer counting (0–31 ka BP)

M Sigl, TJ Fudge, M Winstrup, J Cole-Dai… - Climate of the …, 2016 - cp.copernicus.org
We present the WD2014 chronology for the upper part (0–2850 m; 31.2 ka BP) of the West
Antarctic Ice Sheet (WAIS) Divide (WD) ice core. The chronology is based on counting of …

Volcanic glass from the 1.8 ka Taupō eruption (New Zealand) detected in Antarctic ice at~ 230 CE

SB Piva, SJ Barker, NA Iverson, VHL Winton… - Scientific Reports, 2023 - nature.com
Chemical anomalies in polar ice core records are frequently linked to volcanism; however,
without the presence of (crypto) tephra particles, links to specific eruptions remain …

Rapid increase in atmospheric iodine levels in the North Atlantic since the mid-20th century

CA Cuevas, N Maffezzoli, JP Corella, A Spolaor… - Nature …, 2018 - nature.com
Atmospheric iodine causes tropospheric ozone depletion and aerosol formation, both of
which have significant climate impacts, and is an essential dietary element for humans …

A first chronology for the North Greenland Eemian Ice Drilling (NEEM) ice core

SO Rasmussen, PM Abbott, T Blunier… - Climate of the …, 2013 - cp.copernicus.org
A stratigraphy-based chronology for the North Greenland Eemian Ice Drilling (NEEM) ice
core has been derived by transferring the annual layer counted Greenland Ice Core …

A 2700-year annual timescale and accumulation history for an ice core from Roosevelt Island, West Antarctica

M Winstrup, P Vallelonga, HA Kjær, TJ Fudge… - Climate of the …, 2019 - cp.copernicus.org
We present a 2700-year annually resolved chronology and snow accumulation history for
the Roosevelt Island Climate Evolution (RICE) ice core, Ross Ice Shelf, West Antarctica. The …

A multi-ice-core, annual-layer-counted Greenland ice-core chronology for the last 3800 years: GICC21

G Sinnl, M Winstrup, T Erhardt, E Cook… - Climate of the Past …, 2021 - cp.copernicus.org
Ice-core timescales are vital for the understanding of past climate; hence they should be
updated whenever significant amounts of new data can contribute to improvements. Here …

Initial results from geophysical surveys and shallow coring of the Northeast Greenland Ice Stream (NEGIS)

P Vallelonga, K Christianson, RB Alley… - The …, 2014 - tc.copernicus.org
The Northeast Greenland Ice Stream (NEGIS) is the sole interior Greenlandic ice stream.
Fast flow initiates near the summit dome, and the ice stream terminates approximately 1000 …