19 – 24 September 2027 · Accra, Ghana

31st Colloquium of African Geology (CAG 31)

“Sustainable Geoscience for Africa’s Future: Innovation, Resilience, and Inclusive Resource Governance”

418
Days
14
Hours
22
Mins
45
Secs
Submit Abstract
Host Institutions & Organisers
GhIG Logo GhIG
GGSA Logo GGSA
DoES UG Logo DoES UG
GSAf Logo GSAf
Executive Messages

Welcome from Convener & LOC Co-Chairs

Prof. Olugbenga Okunlola
President · GSAf

Prof. Olugbenga Okunlola

“I invite all geoscientists worldwide to plan to attend what will be an exceptionally rewarding event in Accra.”

Mr. Crisler Akwei Ankrah
President · GhIG & Co-Chair

Mr. Crisler Akwei Ankrah

“Ghana is ready. Beneath our feet lie world-class gold mines, Lake Bosomtwi meteorite crater, and lithium reserves at Awoyaa.”

Dr. Prosper Akaba
Director General · GGSA & Co-Chair

Dr. Prosper Akaba

“GGSA is proud to co-host CAG 31, showcasing sub-surface innovations, geological mapping, and sustainable resource governance.”

Prof. Prince Ofori Amponsah
Head · Dept. Earth Science UG

Prof. Prince O. Amponsah

“We welcome delegates to the Department of Earth Science in Accra, bridging university research with continental development.”

Scientific Programme

14 Sub-Themes & 10 Panel Sessions

Covering critical minerals, groundwater resilience, AI exploration, geotourism, and green energy transitions across Africa.

01

Policies & Strategic Minerals

Examining critical mineral policies, investment trends, ESG compliance, and regional mineral value chains from gold belts to battery metals.

Strategic MineralsESGValue Chains
02

Sustainable Groundwater & AI

Integrated Water Resource Management (IWRM) and AI-driven hydrogeological monitoring for African urban water security.

GroundwaterIWRMAI Monitoring
03

Geotourism & Geoheritage

Monetising natural legacies including Lake Bosomtwi impact crater, Victoria Falls, and geopark protection for sustainable development.

GeoheritageLake BosomtwiGeoparks
04

Petroleum & Energy Transition

Balancing oil and gas exploitation with Carbon Capture Storage (CCUS) and methane reduction strategies in climate-conscious era.

PetroleumCCUSGas-to-Power
05

Geophysics & Geochemical Vectoring

Seismic, gravity, magnetic exploration techniques and real-time pXRF/SWIR vectoring to high-grade deep orebodies.

GeophysicsVectoringpXRF
06

AI & Machine Learning Innovation

AI prospectivity mapping, automated core logging, drone magnetics, and African data sovereignty in mineral exploration.

Machine LearningDrone MappingData Platforms
07

Battery Metals & Future Supply

Genesis, production, and security of supply for Lithium, Manganese, Cobalt, Nickel, and Rare Earth Elements driving Net Zero Carbon.

LithiumManganeseBattery Metals
08

Geoethics & ASM Formalisation

Ethical responsibilities in artisanal mining regions, mercury reduction, land reclamation, and community benefit-sharing.

ASMGeoethicsGalamsey Reclamation
09

Geotechnical Engineering

Site characterisation, slope stability, foundation design in problematic soils, and landslide hazard monitoring for African cities.

GeotechnicsInfrastructureHazards
Program & Timetable

CAG 31 Conference Schedule

Interactive 6-day scientific program featuring keynote lectures, parallel sessions, business panels, and field excursions.

08:30 – 10:00 Main Auditorium
Secretariat

Delegate Registration & Welcome Coffee

Secretariat Desk open for badge collection, conference materials distribution, and networking.

10:00 – 12:30 Grand Hall
Prof. Olugbenga Okunlola

Opening Ceremony & GSAf Presidential Address

Welcome remarks by Prof. Olugbenga Okunlola (President, GSAf) & Ministerial Dignitaries.

14:00 – 16:30 Plenary Room A
Mr. Crisler Akwei Ankrah

Keynote Session: Sustainable Geoscience in Africa

Chaired by Mr. Crisler Akwei Ankrah (GhIG President) on Critical Mineral Governance.

09:00 – 11:30 Hall A (Strategic Minerals)
Dr. Prosper Akaba

Sub-Theme 01: Strategic Mineral Policies & ESG

Lead presentation by Dr. Prosper Akaba (Director General, GGSA) on Sub-surface Value Chains.

12:00 – 14:00 Hall B (Groundwater AI)
Prof. Prince Amponsah

Sub-Theme 02: Hydrogeology & Urban Water Security

Chaired by Prof. Prince Ofori Amponsah (DoES University of Ghana).

09:00 – 12:00 Hall C (AI & Vectoring)
Scientific Committee

Sub-Theme 05 & 06: Geophysics, AI & ML Innovations

Drone magnetics, pXRF geochemical vectoring, and automated drill core logging demonstrations.

13:30 – 16:30 Hall D (Battery Metals)
GhIG Committee

Sub-Theme 07: Battery Metals & Net Zero Supply

Lithium, Manganese, and REE exploration updates from West & Central Africa.

09:00 – 12:00 Grand Hall
GSAf Assembly

Sub-Theme 08 & 09: Geoethics, ASM Formalisation & Engineering

Artisanal mining reclamation, mercury reduction, and African infrastructure geotechnics.

19:00 – 22:00 Banquet Hall
Gala Dinner

CAG 31 Official Gala Banquet & Awards Night

Celebrating excellence in African Earth Science research and continental leadership.

Departure: 07:00 Field Departure Base
Kakum National Park Canopy Excursion

Excursion 1: Kakum National Park Canopy Walk

Exploring tropical rainforest ecology, suspended canopy walkways, and wildlife conservation with expert guides.

Departure: 07:30 Field Departure Base
Lake Bosomtwi Crater Excursion

Excursion 2: Lake Bosomtwi Meteorite Crater & Safari

Scenic boat tours across celestial impact crater lake, suevite impactites, and UNESCO Biosphere Reserve geology.

Tourist & Technical Excursions

Ghana Tourism & Geological Excursions

Pre and post-conference excursions exploring Ghana’s rich natural heritage, famous tourist national parks, coastal fortresses, and world-class geological sites under strict HSSE compliance.

Rainforest & EcotourismKakum National Park Canopy Walkway Excursion

Kakum National Park Canopy Walk

Guided excursion through Kakum National Park’s tropical rainforest, walking high above the jungle canopy across the world-famous suspended canopy bridges with tourists and experts.

$200
Excursion Fee
25 Max
Group Size
Coastal & Heritage TourismCape Coast Castle Coastal Excursion

Cape Coast Castle & Coastal Geology

Exploring UNESCO World Heritage coastal castles of Ghana, ancient marine sandstone cliffs, and Atlantic littoral geomorphology with guided historical tours.

$180
Excursion Fee
30 Max
Group Size
Geoheritage & Eco-TourismLake Bosomtwi Meteorite Crater Excursion

Lake Bosomtwi Meteorite Crater

Scenic boat excursion across Ghana’s natural celestial impact crater lake near Kumasi — exploring suevite impactites and UNESCO Biosphere Reserve geology.

$250
Excursion Fee
20 Max
Group Size
Wildlife Safari TourismMole National Park Safari Excursion

Mole National Park Wildlife Safari

3-Day northern Ghana safari tour encountering wild African elephants, baboons, and savanna biodiversity at Ghana's largest wildlife reserve.

$400
Excursion Fee
15 Max
Group Size
Call for Papers

Abstract Submission Portal

Submit research for oral or poster presentation. Selected papers will be considered for publication in a Special Issue of the Journal of African Earth Sciences.

Join Us in Accra

Delegate Packages & Registration

Secure your delegate pass for CAG 31 with instant online registration and Paystack payment processing.

Student / Early Career

$150 / USD
  • Full Access to All Technical Sessions
  • Digital Proceedings & Abstract Book
  • Daily Coffee Breaks & Lunches
  • Student Networking Forum

Non-Member Pass

$500 / USD (Early)
$600 USD Regular Rate
  • Full Access to Technical Sessions & Panels
  • Delegate Satchel & Exhibition Entry
  • Welcome Reception Ticket
  • 1-Year Complimentary GSAf Membership

Accompanying Person

$200 / USD
  • Access to Opening & Closing Ceremonies
  • Accra City Guided Geotourism Tour
  • Welcome Cocktail Reception Ticket