Projects and field sites

The research projects and long-term plot networks Marit Halvorsen runs in boreal Sweden, with the sites, the years and the funding behind each one.

Long-term plots

Site 01

The Storbäcken plot network 1,240 permanent plots in boreal spruce, remeasured every autumn since 1994. The series the rest of the work hangs off. Site Storbäcken commons, Västerbotten Years 1994 - present Funder Vinter Foundation · Nordic Research Council Role Principal investigator since 2016

Detail 03

The 1998 deadwood cohort 180 marked spruce logs, weighed at intervals for twenty-five years. The longest series of its kind we know of. Site Storbäcken old-growth reserve Years 1998 - present Funder Nordvik University Role Principal investigator since 2004

Site 02

Kvarnberget harvest transect Sixty plots across a working clear-fell, cored the summer before the harvester arrived and every autumn since. Site Kvarnberget, private forest holding Years 2011 - present Funder Vinter Foundation Role Principal investigator

Experiments

Site 13

Rävmyran paired mires Four drained mires and four rewetted ones, instrumented since 2019, reporting the flux whichever way the number falls. Site Rävmyran and three paired mires Years 2019 - present Funder Nordic Research Council Role Co-investigator, field lead

Site 15

Klippen fire plots Prescribed burning on nine hectares, with the pre-burn measurement that most burn studies never had. Site Klippen, Västerbotten county board land Years 2018 - present Funder Nordic Research Council Role Principal investigator

Kit fence

Snow fence warming array Twelve fences that deepen the snow, warming the soil in winter without touching it in summer. Site Storbäcken, north block Years 2021 - present Funder Nordic Research Council Role Principal investigator

Synthesis

Site 05

The Nordic deadwood synthesis Twenty-nine datasets from six countries, pooled into one decay model and one very long argument about protocols. Site Six countries, 29 contributed datasets Years 2020 - 2023 Funder European Forest Network Role Work package lead

Method and archive

Kit notebook

Digitising the 1994 notebooks Twelve field notebooks, 31,000 handwritten records, typed twice by different people and reconciled against the paper. Site Nordvik University archive Years 2017 - 2019 Funder Vinter Foundation Role Principal investigator

8 entries in the contents.