Results 11 to 20 of about 22,372 (223)

Environmental Impacts—Freshwater Biogeochemistry [PDF]

open access: yes, 2015
Climate change effects on freshwater biogeochemistry and riverine loads of biogenic elements to the Baltic Sea are not straight forward and are difficult to distinguish from other human drivers such as atmospheric deposition, forest and wetland management , eutrophication and hydrological alterations. Eutrophication is by far the most well-known factor
Humborg, Christoph   +11 more
openaire   +4 more sources

The Osmium Isotope Signature of Phanerozoic Large Igneous Provinces

open access: yesGeophysical Monograph Series, Page 229-246., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
Alexander J. Dickson   +2 more
wiley  

+3 more sources

Impacts of ocean biogeochemistry on atmospheric chemistry [PDF]

open access: yes, 2023
Ocean biogeochemistry involves the production and consumption of an array of organic compounds and halogenated trace gases that influence the composition and reactivity of the atmosphere, air quality, and the climate system.
Saiz López, Alfonso   +15 more
core   +1 more source

Traces of sunlight in the organic matter biogeochemistry of two shallow subarctic lakes [PDF]

open access: yes, 2022
Global environmental change alters the production, terrestrial export, and photodegradation of organic carbon in northern lakes. Sedimentary biogeochemical records can provide a unique means to understand the nature of these changes over long time scales,
Rantala Marttiina V   +6 more
core   +1 more source

iMarNet: an ocean biogeochemistry model intercomparison project within a common physical ocean modelling framework [PDF]

open access: yes, 2014
Ocean biogeochemistry (OBGC) models span a wide variety of complexities, including highly simplified nutrient-restoring schemes, nutrient–phytoplankton–zooplankton–detritus (NPZD) models that crudely represent the marine biota, models that represent a ...
Cox, PM   +52 more
core   +1 more source

Aquatic Macrophytes Are Associated With Variation in Biogeochemistry and Bacterial Assemblages of Mountain Lakes

open access: yesFrontiers in Microbiology, 2022
In aquatic systems, microbes likely play critical roles in biogeochemical cycling and ecosystem processes, but much remains to be learned regarding microbial biogeography and ecology.
Ella Ide DeWolf   +5 more
doaj   +1 more source

Environmental impacts on the diversity of methane-cycling microbes and their resultant function

open access: yesFrontiers in Microbiology, 2013
Methane is an important anthropogenic greenhouse gas that is produced and consumed in soils by microorganisms responding to micro-environmental conditions.
Emma eAronson   +4 more
doaj   +1 more source

Molecular Commerce on Coral Reefs: Using Metabolomics to Reveal Biochemical Exchanges Underlying Holobiont Biology and the Ecology of Coastal Ecosystems

open access: yesFrontiers in Marine Science, 2021
The rapidly advancing field of metabolomics encompasses a diverse suite of powerful analytical and bioinformatic tools that can help to reveal the diversity and activity of chemical compounds in individual organisms, species interactions, and entire ...
Linda Wegley Kelly   +12 more
doaj   +1 more source

The Magnetosome Model: Insights into the Mechanisms of Bacterial Biomineralization

open access: yesFrontiers in Microbiology, 2013
Though the most ready example of biomineralization is the calcium phosphate of vertebrate bones and teeth, many bacteria are capable of creating biominerals inside their cells.
Lilah eRahn-Lee, Arash eKomeili
doaj   +1 more source

Tenth international symposium on environmental biogeochemistry. Final technical report, December 15, 1990--December 14, 1991 [PDF]

open access: yes, 1992
The primary task of this Symposium on Environmental Biogeochemistry was to examine our current understanding of GLOBAL CHANGE AND THE BIOGEOCHEMISTRY OF RADIATIVE TRACE GASES.
Ehrlich, H. L.
core   +1 more source

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