Carbon and other biogeochemical cycles
Measuring, monitoring & modeling ecosystem cycling
There and back again: mantle xeon has a story to tell
Xenon isotopes tell the story of volatiles in Earth's mantle
Delivery of carbon. nitrogen, and sulphur to the silicate Earth by a giant impact
The Global Water Cycle:
Woods Hole
Water cycle video
With a grain of salt
Water cycle diagram
Deep-Earth chemistry
Where is Earth's water?
Water in a changing world
Water is always on the move
An oceanographer and the water
The Blue Planet's new water budget
Targeting water cycles in deep Earth
Volcanoes deliver two flavors of water
The ocean and the global water cycle
A digital twin of the terrestrial water cycle
Feature story from NASA on the water cycle
Big uncertatinties in the global water budget
How irrigation in Asia affects rainfall in Africa
New technology to monitor African water cycle
Climate models overestimate rainfall increases
Water flow to the oceans under the land surface
The water cycle amplifies abrupt climate change
Fault actvity linked to seawater entering the Earth
A graceful way to study daily water storage on land
Many water cycle diagrams promote misconceptions
NASA estimates 'liquid assets' of world's water budget
How much modification can Earth's water cycle handle?
Trees' surprising role in the boreal water cycle quantified
Improving understanding of the global cydrological Cycle
Earth's water cycle intensifying with atmospheric warming
Global significance of the changing freshwater carbon cycle
Hydrology research provides 'missing link' in water modeling
New ORNL tool developed to assess global freshwater stress
In measuring gas exchange between water and air, size matters
WATCH Project: researchers put new spin on world's water cycle
Limits to the impact of empirical correction on simulation of the water cycle
The recycling rate of atmospheric moisture over the past two decades (1988–2009)
Cryosphere Ice Caps Ice Sheets Glaciers Moraines Definition from Wikipedia
Explanation of hydrological cycle, surface temperature, solar radiation for global climate change
Assessment of transbboundary aquifers of the world - vulnerability arising from human water use
Mapping groundwater recharge in Africa from ground observations - implications for water security
CMIP5update 'Inter-modal variability and biases of the global water cycle in CMIP3 coupled climate models'
The Global Carbon Cycle:
Carbon cycling
Reducing carbon
Global carbon atlas
NASA - carbon cycle
How life alters climate
The carbon dioxide loop
3D carbon goes metallic
US Carbon footprint maps
Carbon goes with the flow
How dicarbon breaks apart
Global Carbon Budget 2014
Global Carbon Budget 2019
The deep ocean's carbon exhaust
The Amazon's carbon tipping point
Tracing carbon's ffate iin the oceans
Are we headed for a sixth extinction?
Scientists tackle the carbon conundrum
Ironing out the details of the carbon cycle
Measuring carbon's flow from land to sea
Tracing the path of carbon in North America
Extreme weather, climate and the carbon cycle
Focus on extreme events and the carbon cycle
How and when was carbon distributed on Earth?
OCO-2 global visualization (Sept 2014-Sept 2015)
Basalts turn CO2 into stone for permanent storage
The future of the carbon cycle in a changing climate
New measurement device: CO2 as geothermometer
Microbial influences on subduction zone carbon cycling
Carbon seen bonding with six other atoms for the first time
Reducing uncertainty in projections of terrestrial carbon uptake
A new look at preindustrial carbon release from the deep ocean
Improving carbon cycle projections for better carbon management
Historical rainfall levels are significant in carbon emissions from soil
Research reveals how global warming will impact Earth's carbon cycle
Sensitivity of carbon cycle to tropical temperature variations has doubled
Scientists quantify global volcanic CO2 venting: estimate total carbon Earth
New study illuminates 55 million years of the carbon cycle and climate history
New insights about carbon and ice could clarify inner workings of Earth, other planets
Interactions of the carbon cycle, human activity, and the climate system: a research portfolio
The topology of non-linear global carbon dynamics: from tipping points to planetary boundaries
Methane:
Global methane budget 2020
MethaneAIR and MethaneSAT
New key players in the methane cycle
Methane hydrates and global warming
Methane: everything you need to know
Masses of methane from mud volcanoes
International Methane Emissions Observatory
Origin of massive methane reservoir identified
Study identifies prime source of ocean methane
Unexpected natural source of methane discovered
Scientists report breakthrough in detecting methane
Crustal fingers release methane gas from the seafloor
Arctic methane deposits 'starting to release'. scientists say
Audio reveals sizes of methane bubbles rising from the seafloor
Global methane emissions have risen nearly 10% over the last 20 years
Pre-industrial rise in methane gas had natural and anthropogenic causes
A 2500 square-mile methane plume is silently hovering over the Western USA
Life on the thermodynamic edge: respiratory growth of an acetotrophic methanogen
Atmospheric carbon:
CarbonTracker free tropospere CO2
Carbon's role in atmosphere formation
Status of black carbon monitoring in ambient air in Europe
Symbiotic fungi inhabiting plant roots have major impact on atmospheric carbon
Soil carbon:
How does soil store CO2?
Soil carbon 'blowing in the wind'
Carbon buried in the soil rises again
Coming to consensus on soil carbon
The missing link in carbon accounting
Funghi may determine the future of soil carbon
Buried fossil soils found to be awash in carbon
Researchers improve soil carbon cycling models
Exploring the fate of the Earth's storehouse of carbon
Loss of soil carbon due to climate change will be 'huge'
Tropical ecosystems regulate variations in Earth's CO2 levels
Dryland ecosystems emerge as driver in in global carbon cycle
Lazy microbes are key for soil carbon and nitrogen sequetsration
Scientists discover carbonate rocks are unrecognized methane sink
Climate warming may not drive net losses of soil carbon from tropical forests
Soil in newly forested areas store substantial carbon that could offset climate change
Estimating dissolved carbon concetrations in global soils: a global database and model
Submicron structures provide preferential spots for carbon & nitrogen sequestration in soils
Carbon in plants & forests:
Watching the planet breathe
Short-circuiting the biological pumps
The Earth has lungs. Watch them breathe
Cover crops sequester soil organic carbon
Mapping blue carbon in mangroves worldwide
New forest land classification data set launched
Northern forests falter in combating climate change
Carbon-trapping 'sponges' can cut greenhouse gases
'Green revolution' changes breathing of the biosphere
Crops play a major role in the annual CO2 cycle increase
4 degree temperature rise will end vegetation 'carbon sink'
Forest carbon stocks have been overestimated for 50 years
What agricultural 'ecosystems on steroids' are doing to the air
Plants are a bridge that connect atmospheric carbon with soil carbon
Rivers & carbon:
River buries permafrost carbon at sea
What role do rivers play in the carbon cycle?
'Black carbon' flowing from the soil to the oceans
Mountain streams emit a surprising amount of CO2
Mountain streams exhale more than their share of CO2
Amazon River exhales virtually all carbon taken up by the rain forest
Ocean carbon:
Carbon below the sea floor
Vast carbon residue of ocean life
Fjords are 'hotspots' in global carbon cycling
Ocean food web is key to global carbon cycle
Study of carbon cycling in coastal ecosystems
The ups and downs of the ocean's carbon sink
Scientists solve the riddle of deep ocean carbon
Pacific stores CO2 at depths of thosands of metres
Southern Ocean absorbs less than previously thought
Black carbon is ancient by the time it reaches seafloor
New view of how ocean 'pumps' impact climate change
Sunlight stimulates brown algae to release organic carbon
Hydrothermal vents may add ancient carbon to ocean waters
Molecuar-level relationships key to deciphering ocean carbon
Microscopic organism plays a big role in ocean carbon cycling
As oceans warm, microbes could pump more CO2 back into air
New research helps solve the riddle of the ocean carbon conundrum
Synchrotron sheds (X-ray) light on carbon chemistry at ocean surfaces
The marine carbon system and ocean acidification during Phanerozoic Time
Largest mapping of breathing ocean floor key to understanding global carbon cycle
First direct measurements of Pacific seabed sediments reveal strong methane source
Radiocarbon constraints on the extent and evolution of the South Pacific glacial carbon pool
Long-term cycles in the carbon reservoir of the Quaternary ocean: a perspective from the South China sea
Spaceborne carbon:
Spaceborne carbon counter maps new details
Deep subsurface carbon:
Carbon in Earth
Carbon Cycle at Depth
'Carbon sink' detected underneath world's deserts
Deep-Earth carbon offers clues about origin of life on Earth
Most of Earth's carbon may be hidden in the planet's inner core, new model suggests
SFA2.0 project explores unchartered environmental frontier of subsurface ecogenomics
Arctic/Antartic carbon:
Sunlight, not microbes, key to CO2 in Arctic
Artic sea ice helps remove CO2 from the atmosphere
Arctic seafloor methane releases double previous estimates
Surface water inundation in the boreal-Arctic: potential impacts on regional methane emissions
Carbon & animals:
Carbon models underestimate role of animals
Carbon and manufactured products:
What's the carbon footprint of my favorite product?
Shrinking the carbon footprint of a chemical in everyday oblects
Prototype for monitoring anthrpogenic CO2 emissions nears completion
The Global Oxygen & Ozone Cycle:
Scripps O2 program
O2 dropping faster than CO2 rising
Warming oceans starved of oxygen
Tracking tropospheric ozone since 1979
Researchers descibe oxygen's different shapes
Thunderstorms helping bring ozone down to Earth
Ozone does not necessarily promote decline of natural ecosystems
On the changing role of the stratosphere on the tropospheric ozone budget: 1979-2010
The Global Nitrogen Cycle:
Forests lose nitrogen in surprising ways
The world's nitrogen fixation, explained
Mystery of Earth's missing nitrogen solved
Nitrogen footprints: past, presnt and future
Natural reasons behind nitrogen-rich forests
Inventories and scenarios of nitous oxide emissions
No laughing matter, nitrous oxide rose at end of last ice age
Going against the grain - nitrogen turns out to be hypersociable
Local and social facets of planetary boundaries: right to nutrients
Study finds wide-reaching impact of nitrogen deposition on plants
30-year changes in the nitrogen inputs to the Yangtze River basin
Excess nitrogen in the US environment - trends, risks and solutions
To save the Earth, better nitrogen use on a hungrier planet must be addressed
Global nitrogen availability consistent for past 500 years, linked to carbon levels
Complex relationship between phosphorous levels and nitrogen removal in lakes
Cost of reactive nitrogen release from human activities to the environment in the USA
Nitrogen fingerprint in biomolecules and extraterrestrial objects could be from early Sun
Dissolved organic nitrogen in municipal biological nitogen removal wastewater treatment plants
Fertilizers and nitrate pollution of suface and groundwater: an increasingly pervasive global problem
First approach to the Japanese nitrogen footprint model to predict the loss of nitrogen to the environment
Ocean nitrogen:
How much nitrogen is fixed in the ocean?
Nitrogen factories in the Cretaceous oceans
Change in Pacific nitrogen content tied to climate change
The surface of the sea is a sink for nitrogen oxides at night
Humans adding less nitrogen to oceans than models predict
A new mechanism for nitrogen cycing in the Southern Ocean
Continental microbes helped seed ancient seas with notrogen
Nitrogen inputs in the ancient ocean - underappreciated bacteria
Ocean source of the greenhouse gas nitrogen has been underestimated
The Global Phosphorous Cycle:
Life's first taste of phosphorous
Soil determines fate of phosphorous
The Phosphorous Index: changes afoot
Total Phosphorous (TP) in European lakes
Oxygen, phosphorous and early life on Earth
Fertilzer's legacy: taking a toll on land and water
Local and social facets of planetary boundaries: right to nutrients
Embodied phosphorous and the global connections of US agriculture
Biochemical fossil shows how life may have emerged without phosphate
After decades of clean-up attempts, world's lakes still suffer from phosphorous pollution
The Global Sulphur Cycle:
A shortcut in the global sulphur cycle
Fool's gold found to regulate oxygen
Earth on Acid: the present and future of Global Acidification
NASA satellite sees increase of India's sulfur dioxide emissions
Dimethyl sulphide (DMS) is the little gas raising big questions for our planet
New understanding of modern climate change as implications for early Earth's evolution
The Global Iron cycle:
Combustion iron distribution and deposition
Sources, transport and deposition of iron in the global atmosphere
Atmospheric iron deposition in the northwest Pacific Ocean and its adjacent seas - important coal burning
Particle-size variability of aerosol iron, impact on iron solubility and dry deposition fluxes to the Arctic Ocean
The Global Manganese Cycle:
Morphing manganese
Other Global Cycles:
Oceans may be large, overlooked source of hydrogen gas
How much hydrogen is consumed by ocean-floor microbes?
Atmospheric transport of trace elements and nutrients to the oceans
Minerals from PNG hold secret for recycing of nobel gases between deep Earth and atmosphere
Processes controlling the stable isotope compositions of Li, B, Mg & Ca in plants, soils & water - a review