Land cover fraction map** across global biomes with Landsat data, spatially generalized regression models and spectral-temporal metrics

F Schug, KA Pfoch, VD Pham, S van der Linden… - Remote Sensing of …, 2024 - Elsevier
Map** land cover in highly heterogeneous landscapes is challenging, and classifications
have inherent limitations where the spatial resolution of remotely sensed data exceeds the …

[HTML][HTML] Multidecadal grassland fractional cover time series retrieval for Germany from the Landsat and Sentinel-2 archives

A Okujeni, K Kowalski, KE Lewińska… - Remote Sensing of …, 2024 - Elsevier
Time series data provided by the Sentinel-2 and Landsat satellite missions offer manifold
opportunities for grassland monitoring. The high intra-annual observation density of Sentinel …

[HTML][HTML] A generalized framework for drought monitoring across Central European grassland gradients with Sentinel-2 time series

K Kowalski, A Okujeni, P Hostert - Remote Sensing of Environment, 2023 - Elsevier
Fractional cover time series of photosynthetic vegetation (PV), non-photosynthetic
vegetation (NPV), and soil from remote sensing provide essential detail to understand how …

Large‐scale remote sensing analysis reveals an increasing coupling of grassland vitality to atmospheric water demand

K Kowalski, C Senf, A Okujeni… - Global change …, 2024 - Wiley Online Library
Grasslands provide important ecosystem services to society, including biodiversity, water
security, erosion control, and forage production. Grasslands are also vulnerable to droughts …

Beyond “greening” and “browning”: Trends in grassland ground cover fractions across Eurasia that account for spatial and temporal autocorrelation

KE Lewińska, AR Ives, CJ Morrow… - Global Change …, 2023 - Wiley Online Library
Grassland ecosystems cover up to 40% of the global land area and provide many
ecosystem services directly supporting the livelihoods of over 1 billion people. Monitoring …

A qualitative assessment of using ChatGPT as large language model for scientific workflow development

M Sänger, N De Mecquenem, KE Lewińska… - …, 2024 - academic.oup.com
Background Scientific workflow systems are increasingly popular for expressing and
executing complex data analysis pipelines over large datasets, as they offer reproducibility …

Large Language Models to the Rescue: Reducing the Complexity in Scientific Workflow Development Using ChatGPT

M Sänger, N De Mecquenem, KE Lewińska… - arxiv preprint arxiv …, 2023 - arxiv.org
Scientific workflow systems are increasingly popular for expressing and executing complex
data analysis pipelines over large datasets, as they offer reproducibility, dependability, and …

Effectiveness of protected areas in the Caucasus Mountains in preventing rangeland degradation

A Ghoddousi, M Pratzer, KE Lewinska… - Conservation …, 2024 - Wiley Online Library
As land use intensifies globally, it increasingly exerts pressure on protected areas. Despite
open, nonforested landscapes comprising up to 40% of protected areas globally …

Usable observations over Europe: evaluation of compositing windows for Landsat and Sentinel-2 time series

KE Lewińska, D Frantz, U Leser… - European Journal of …, 2024 - Taylor & Francis
Landsat and Sentinel-2 data archives provide ever-increasing amounts of satellite data.
However, the availability of usable observations greatly varies spatially and temporally. Pixel …

A half-century of land cover changes in the Caucasus derived from Corona spy satellite and Landsat images

A Rizayeva, MD Nita, H Yin, J Buchner… - Regional Environmental …, 2025 - Springer
Land cover change substantially affects ecosystems and leaves long-lasting legacies.
Unfortunately, land cover analyses typically begin in the mid-1980s, when 30-m Landsat …