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International Conference on Ocean Biogeochemistry and Nutrient Cycles (ICOBNC-26)

16th - 17th October 2026 Barcelona, Spain
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Join researchers, academicians, professionals, and industry experts to exchange ideas, strengthen academic collaboration, and explore research-driven practices across diverse disciplines.

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Participate in structured academic sessions, expert discussions, and professional knowledge-sharing opportunities.

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Access to Conference Sessions

Attend keynote, plenary and technical sessions across relevant academic tracks.

Academic Networking

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Conference Materials

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Professional Insights

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4 Terms & Condition
Refund, Cancellation, Postponement, Travel and Transfer of Registration:
Refund Policy:

If the registrant is unable to attend and is not in a position to transfer his/her participation to another person or event, then the following refund arrangements apply: Keeping given advance payments towards Venue, Printing, Shipping, Hotels, and other overheads, we had to keep the Refund Policy as the following slabs:

1. Cancellations made before 60 days of the conference are eligible for a full refund, subject to a $100 cancellation charge.
2. Cancellations made within 60-30 days of the conference are eligible for a 50% payment refund.
3. Cancellations made within 30 days of the conference are not eligible for a refund.
4. Virtual Participation registrations are non-refundable.

(a) The above refund policies are applicable only if the registrant has not received the official invitation letter for participation in the event, If the client receives the conference invitation letter but cannot attend the conference, no refund will be provided.

(b) If the client cannot attend the conference for any personal reasons, the registration fee is not refundable. However, the fee will be considered as a credit to participate in any of our international conferences within one year from the date of registration.

(c) In the event of a visa denial, travel reasons, or natural calamities preventing attendance, the registration fee will not be refunded. However, the fee will be considered as a credit to participate in any of our international conferences within one year from the date of registration.

(d) Since this conference is hybrid, the organizer reserves the right to conduct it in any format, physical or virtual. Refunds will not be provided for format changes.

(e) For participants who register close to the conference date or after the standard registration deadline, The registration will be considered for virtual participation only, as the conference is in hybrid mode. However, you will be eligible to attend one more international conference based on your registration category.

Cancellation Policy:

If the organizer cancels this event for any reason, you will receive a credit for 100% of the registration fee paid. You may use this credit for another event which must occur within one year from the date of cancellation.

Postponement of Event:

If the organizer postpones an event for any reason and you are unable or unwilling to attend on rescheduled dates, you will receive a credit for 100% of the registration fee paid. You may use this credit for another event which must occur within one year from the date of postponement.

Travel and Accommodation Responsibilities:

a) The responsibility for making and managing travel arrangements, including flights, transportation, and accommodation, lies solely with the individual participant.

b) In the event of any changes to the conference format, cancellation, or venue adjustments, the organizers cannot assume responsibility for any costs incurred by participants for travel or accommodation.

Transfer of registration:

All fully paid registrations are transferable to other persons from the same organization if the registered person is unable to attend the event. Transfers must be made by the registered person in writing to event@after.org.in. Details must include the full name of the replacement person, their title, contact phone number, and email address. All other registration details will be assigned to the new person unless otherwise specified. Registration can be transferred from one conference to another conference of the same organizer if the registrant is unable to attend one of the conferences

However, Registration cannot be transferred if it is intimated within 14 days of the respective conference. The transferred registrations will not be eligible for Refund.

Visa Information:

The organizer will not directly contact embassies and consulates on behalf of visa applicants. All delegates or invitees should take responsibility for their visa and travel arrangements. Important note for failed visa applications: Visa issues cannot come under the consideration of the cancellation policy of the organizer, including the inability to obtain a visa.

N.B:

All cancellations or modifications of registration must be made in writing to event@after.org.in

I agree and accept the Terms and Conditions of the website www.after.org.in

Conference Session Tracks

Aligned with United Nations Sustainable Development Goals

Our conference tracks support global knowledge exchange, innovation, and sustainable development priorities across diverse disciplines.

SDG 9 SDG 13 SDG 14 SDG 15
01 Carbon Cycling in Marine Ecosystems
This session will explore the mechanisms and processes governing carbon cycling in oceanic environments. Emphasis will be placed on the role of biological and physical interactions in regulating carbon fluxes and storage.
02 Nitrogen Dynamics in Ocean Biogeochemistry
This track will focus on the complex nitrogen cycles within marine systems, including sources, transformations, and sinks. Discussions will highlight the implications of nitrogen dynamics for ecosystem health and productivity.
03 Phosphorus Flux and Its Ecological Implications
This session aims to investigate phosphorus cycling in marine environments, addressing its sources, transport mechanisms, and biological uptake. The ecological consequences of phosphorus limitation and enrichment will also be examined.
04 Microbial Activity and Biogeochemical Processes
This track will delve into the role of microbial communities in mediating biogeochemical processes in the ocean. Topics will include microbial metabolism, nutrient remineralization, and their impact on overall ocean productivity.
05 Primary Production and Ocean Productivity
This session will assess factors influencing primary production in marine ecosystems, including light availability, nutrient dynamics, and temperature. The relationship between primary production and broader ocean productivity will be a focal point.
06 Biogeochemical Modeling of Oceanic Systems
This track will present advancements in biogeochemical modeling techniques used to simulate nutrient cycles and ecosystem responses in marine environments. Participants will discuss the integration of observational data and model predictions.
07 Dissolved Organic Matter in Ocean Biogeochemistry
This session will explore the sources, composition, and fate of dissolved organic matter in the ocean. The role of dissolved organic matter in nutrient cycling and its influence on marine food webs will be emphasized.
08 Trace Elements and Their Role in Marine Chemistry
This track will investigate the distribution and biogeochemical significance of trace elements in oceanic systems. Discussions will include their roles as micronutrients and their interactions with biological processes.
09 Ecosystem Processes and Biogeochemical Hotspots
This session will focus on identifying and understanding biogeochemical hotspots within marine ecosystems. The interactions between physical, chemical, and biological processes that drive these hotspots will be a key theme.
10 Sediment Interactions and Nutrient Cycling
This track will examine the role of sediments in nutrient cycling and their interactions with overlying water columns. The implications of sediment biogeochemistry for marine ecosystems and global nutrient dynamics will be discussed.
11 Climate Change Effects on Ocean Biogeochemistry
This session will address the impacts of climate change on ocean biogeochemical cycles, including alterations in nutrient availability and ecosystem responses. The potential feedback mechanisms between biogeochemistry and climate will also be explored.