Intermittent rivers and ephemeral streams: Perspectives for critical zone science and research on socio‐ecosystems

O Fovet, A Belemtougri, L Boithias… - Wiley …, 2021 - Wiley Online Library
Intermittent rivers and ephemeral streams (IRES) are now recognized to support specific
freshwater biodiversity and ecosystem services and represent approximately half of the …

K isotopes as a tracer for continental weathering and geological K cycling

S Li, W Li, BL Beard, ME Raymo… - Proceedings of the …, 2019 - National Acad Sciences
The causal effects among uplift, climate, and continental weathering cannot be fully
addressed using presently available geochemical proxies. However, stable potassium (K) …

Mineral nutrients sourced in deep regolith sustain long‐term nutrition of mountainous temperate forest ecosystems

D Uhlig, W Amelung… - Global Biogeochemical …, 2020 - Wiley Online Library
Primary productivity of forest ecosystems depends on the availability of plant‐essential
mineral nutrients. Because nutrient demand of trees often exceeds nutrient supply from rock …

Potash fertilizer promotes incipient salinization in groundwater irrigated semi-arid agriculture

S Buvaneshwari, J Riotte, M Sekhar, AK Sharma… - Scientific reports, 2020 - nature.com
Incipient groundwater salinization has been identified in many arid and semi-arid regions
where groundwater is increasingly used for irrigation, but the dominant processes at stake in …

The roots of the drought: Hydrology and water uptake strategies mediate forest‐wide demographic response to precipitation

R Chitra‐Tarak, L Ruiz, HS Dattaraja… - Journal of …, 2018 - Wiley Online Library
Drought‐induced tree mortality is expected to increase globally due to climate change, with
profound implications for forest composition, function and global climate feedbacks. How …

[PDF][PDF] Influences of climate and agriculture on water and biogeochemical cycles: Kabini critical zone observatory

M Sekhar - 2016 - insajournal.in
32-833-846-M SEKHAR.pmd Page 1 Review Article Influences of Climate and Agriculture on
Water and Biogeochemical Cycles: Kabini Critical Zone Observatory M SEKHAR1,2,*, J …

Rock weathering and nutrient cycling along an erodosequence

F von Blanckenburg, J Schuessler… - … Journal of Science, 2021 - gfzpublic.gfz-potsdam.de
How flowing water and organisms can shape Earth's surface, the Critical Zone, depends on
how fast this layer is turned over by erosion. To quantify the dependence of rock weathering …

The response of Li and Mg isotopes to rain events in a highly-weathered catchment

DM Fries, RH James, C Dessert, J Bouchez… - Chemical …, 2019 - Elsevier
Storms are responsible for up to~ 50% of total annual rainfall on tropical islands and result in
rapid increases in discharge from rivers. Storm events are, however, notoriously under …

Soil organic carbon stocks and quality in small-scale tropical, sub-humid and semi-arid watersheds under shrubland and dry deciduous forest in southwestern India

SL Belle, J Riotte, M Sekhar, L Ruiz, M Schiedung… - Geoderma, 2022 - Elsevier
Soil organic carbon is regulated by a dynamic interaction of vegetation inputs, organic
matter degradation and stabilization processes in soils, and its redistribution in the …

Bioturbation by dung beetles and termites. Do they similarly impact soil and hydraulic properties?

S Cheik, A Harit, N Bottinelli, P Jouquet - Pedobiologia, 2022 - Elsevier
In the tropics, termites and beetles are considered key soil bioturbators regarding their
impacts on many ecosystem services. The aim of this study was to compare the functional …