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Proceedings, Volume 109, Issue 1

2024 ICC 2024 - 42 articles

International Coffee Convention 2024

Mannheim, Germany | 17–18 October 2024

Volume Editors:

Dirk W. Lachenmeier, Chemical and Veterinary Investigation Agency Karlsruhe, Germany
Steffen Schwarz, Coffee Consulate Mannheim, Germany
Dolores del Castillo, Instituto de Investigación en Ciencias de la Alimentación (CIAL) (CSIC-UAM), Spain
Yves Zimmermann, University of Applied Sciences Heilbronn, Germany

Cover Story: The Second International Coffee Convention 2024 (ICC2024) was held in Mannheim, Germany, from October 17 to 18. The event, which was themed around the concept of "Coffee in Transition," brought together experts to examine the coffee industry's future. Attendees participated in eight thematic sessions with 32 presentations, a think tank session, and a virtual bonus session. Key topics included multiple coffee species, sustainability, and deforestation regulations. The convention also addressed climate challenges and regulatory aspects, including a satellite workshop on the Nagoya protocol. Highlights included a welcome address by Vanúsia Nogueira, ICO Executive Director, and the Kaldi Award. ICC2024 fostered in-depth discussions on current challenges and future opportunities in the global coffee sector.
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Articles (42)

  • Abstract
  • Open Access
2 Citations
919 Views
2 Pages

Navigating Climate Challenges: Strategic Spatial Modelling as a Proposal to Prepare for Coffea canephora var. Robusta Plantations in Colombia

  • Diego Alejandro Salinas Velandia,
  • William Andres Cardona,
  • Carlos Eduardo Gonzalez Orozco,
  • Gustavo Alfonso Araujo-Carrillo,
  • Jarrod Kath,
  • Eric Rahn,
  • Vivekananda Mittahalli Byrareddy and
  • Mario Porcel

1 August 2024

Colombia, one of the world’s leading coffee suppliers, is experiencing a decline in its production capacity due to climate change, resulting in fewer suitable areas for growing its mild coffee varieties. The traditional Coffea arabica cultivati...

  • Abstract
  • Open Access
2 Citations
914 Views
1 Page

Often, in the discussion of reducing the climate impact of coffee, there is a short-term focus on what is needed to hit short-term (2030) targets. To deliver systemic change, it is important to also look at what is needed to deliver in the long term....

  • Abstract
  • Open Access
2 Citations
1,063 Views
2 Pages

5 September 2024

In 2019, the voluntary initiative “Kajve” was established to improve the quality of life of smallholders in Chiapas, a hotspot for Mexican production where coffee often represents the main income source yet low production often keeps hous...

  • Abstract
  • Open Access
2 Citations
2,014 Views
2 Pages

5 September 2024

Effective forest degradation monitoring is crucial for devising targeted interventions to curb carbon emissions and safeguard ecosystem services. In Ethiopia, where coffee farming is intricately tied to forest health, understanding and managing degra...

  • Abstract
  • Open Access
2 Citations
1,360 Views
2 Pages

The coffee industry is at a critical juncture where traditional business models and operational practices are no longer sufficient to ensure long-term sustainability and competitiveness. This study explores the imperative need for disruptive innovati...

  • Abstract
  • Open Access
3 Citations
1,161 Views
2 Pages

10 September 2024

Climate change poses significant threats to coffee supply chains, highlighting the crucial role of coffee genetic resources in enhancing resilience and improving the livelihoods of coffee farmers. Increasing climate change effects are intensifying pr...

  • Abstract
  • Open Access
2 Citations
1,911 Views
2 Pages

Caffeine Crystal Growth on Roasted Coffee Beans Misidentified as Biological Spoilage

  • Francisco Velazquez Escobar,
  • Reem Alrushidan and
  • Amer Ba Shuaib

8 August 2024

The spoilage of roasted coffee products is largely suppressed through industry standards regarding storage and packaging. Conversely, biological contamination can be attributed to cross-contamination. Meanwhile, the increasing trend at the upper end...

  • Proceeding Paper
  • Open Access
2 Citations
3,263 Views
5 Pages

Mass Transfer of Dichloromethane from EU Retail Roast and Ground Decaffeinated Coffee into Prepared Beverages

  • Massimiliano Fabian,
  • Oliver Süße-Herrmann,
  • Gregory McGaffin and
  • Johannes Hielscher

14 October 2024

Dichloromethane (DCM) is extensively used around the globe in various applications, such as in closed industrial installations for food processing or pharmaceutical extractions (vitamins, antibiotics, etc.). In the coffee sector, it is used as an ext...

  • Abstract
  • Open Access
2 Citations
809 Views
1 Page

26 June 2024

Coffee brew is a widespread beverage in human diet with several recognized health benefits. However, the relationship between the chemical portfolio of molecules present in coffee and their bioactive functions are still overlooked. One of the compoun...

  • Abstract
  • Open Access
2 Citations
913 Views
1 Page

15 July 2024

The genetic conformity of the cultivated varieties of coffee is key for the sustainability of coffee growing. In the past years, various studies have shown that genetic conformity was overall low. This situation is mainly due to a lack of professiona...

  • Proceeding Paper
  • Open Access
2 Citations
2,233 Views
7 Pages

Evaluation of Coffee Cherry Flour as a Functional Ingredient in Pastries

  • Alice-Jacqueline Reineke,
  • Kristin Stadelmeyer,
  • Catalina Acuña-Gutiérrez,
  • Víctor M. Jiménez,
  • Tania Chacón-Ordóñez,
  • Oscar Acosta and
  • Joachim Müller

15 July 2024

The coffee supply chain generates over 10 million tons of waste annually, with 70% comprising the fruit pulp and skin. This study investigates using coffee cherry flour from fresh coffee husk as an alternative ingredient in pastries with baking powde...

  • Proceeding Paper
  • Open Access
2 Citations
911 Views
3 Pages

Mass spectrometric non-target screening (NTS) is a powerful analytical strategy applied, among others, in environmental analysis, metabolomics, and foodomics. It is well suitable for the analysis of complex sample sets and can be used to compare, eva...

  • Proceeding Paper
  • Open Access
4 Citations
9,701 Views
13 Pages

In the European Union (EU), the labeling of coffee and coffee by-products adheres to comprehensive regulations aimed at ensuring product transparency and consumer safety. According to Regulation (EU) 1169/2011, the mandatory particulars that must app...

  • Abstract
  • Open Access
2 Citations
1,814 Views
1 Page

1 August 2024

This presentation builds upon the Sarawak Liberica Refinement Project introduced at the 2023 International Coffee Convention (ICC), focusing on advancements in coffee preparation and business strategies. The study explores how Liberica coffee (Coffea...

  • Abstract
  • Open Access
2 Citations
1,323 Views
2 Pages

Enhancing Competitiveness of Coffee Growers in Ituango, Colombia, through Science, Technology, and Innovation: “The Coffee Grower’s Laboratory Initiative”

  • Marcela Martínez-Castaño,
  • Luis Esteban Pérez-Pérez,
  • Deisy Johana Gómez-Quintero,
  • Cecilia Gallardo-Cabrera,
  • Juliana Rojas-Gallardo,
  • María Alexandra Quirama-Rivera,
  • Gabriela Sánchez-Betancur,
  • Edilson Alexis Zapata-Uribe,
  • Claudia Patricia Posso-Carvajal and
  • Juan Camilo Lopera-Idarraga
  • + 3 authors

Different actors have observed divergences and imbalances related to quality understanding and value appropriation in the coffee value chain. Reducing this gap and ensuring sustainability requires innovative strategies. The “Coffee Grower&rsquo...

  • Proceeding Paper
  • Open Access
3 Citations
2,310 Views
6 Pages

24 July 2024

The genetic diversity of wild Coffea species holds immense potential for the enhancement of cultivated coffee trees, offering solutions to challenges such as disease resistance, climate adaptability, and yield improvement. This study leverages modern...

  • Proceeding Paper
  • Open Access
2 Citations
9,148 Views
11 Pages

Surveillance of Unregulated Caffeine Health Claims on Coffee and Other Foods—A Market Analysis

  • Katharina Höfflin,
  • Veronika Kurz,
  • Yvonne Köder,
  • Kristina Schmied,
  • Verena Bock,
  • Ann-Kathrin Kull and
  • Dirk W. Lachenmeier

8 August 2024

Caffeine is an alkaloid belonging to the methylated xanthine family. It is found in various foods of plant origin, including tea leaves, guarana berries, and coffee beans. Due to its stimulating effect on the central nervous system and the associated...

  • Abstract
  • Open Access
2 Citations
984 Views
2 Pages

As a global commodity with profound economic and social impact, coffee’s uniqueness is rooted in its distinctive flavor profile, characterized by roasty odors and a bitter taste. Mozambioside, a diterpene glucoside predominantly found in Arabic...

  • Abstract
  • Open Access
2 Citations
2,051 Views
2 Pages

15 July 2024

Due to the European Regulation on Deforestation-Free Products (EUDR), coffee and other commodities and their derived products from deforested areas will be prohibited from being placed on the European Union (EU) market starting in December 2024. With...

  • Proceeding Paper
  • Open Access
2 Citations
2,979 Views
5 Pages

15 July 2024

There is a lack of innovation and process development in the post-harvest processing of coffee. The prevailing methods, such as wet washing, semi-dry/honey and natural drying, are still used to improve the sensory quality of coffee. Little attention...

  • Abstract
  • Open Access
2 Citations
1,237 Views
2 Pages

Repurposing Fresh Coffee Husk into High-Nutritional-Value Fruit Spreads

  • Catalina Acuña-Gutiérrez,
  • Anne Schlösinger,
  • Alice-Jacqueline Reineke,
  • Víctor M. Jiménez,
  • Tania Chacón-Ordóñez,
  • Oscar Acosta and
  • Joachim Müller

In the coffee industry, approximately 60% of coffee fruit components are discarded after harvest, posing potential environmental challenges. To repurpose these organic by-products for human consumption, fresh coffee husks from wet coffee processing a...

  • Abstract
  • Open Access
2 Citations
902 Views
1 Page

It all began with Arabica coffee seeds that crossed the Red Sea from Ethiopia to Yemen. It continued with seeds smuggled out of Yemen in various directions. Gesha, one of the cultivars producing the most expensive coffees in the world, went from Ethi...

  • Abstract
  • Open Access
2 Citations
1,040 Views
2 Pages

Towards a Crowdsourced Digital Coffee Atlas for Sustainable Coffee Farming

  • Emma Krischkowsky,
  • Onur Bal,
  • Colin Beyer,
  • David Miller,
  • Manuel Walter and
  • Kirstin Kohler

5 September 2024

The present work summarizes the results of a 15-week student project addressing the field of sustainable coffee farming. Coffee farmers often lack scientific knowledge concerning the coffee varieties they cultivate, and having grown coffee for genera...

  • Abstract
  • Open Access
2 Citations
1,376 Views
1 Page

4 September 2024

The European Union Deforestation Regulation (EUDR) poses significant challenges for the global coffee industry. All the stakeholders involved, from smallholder farmers to global farming, trading and production corporations, are struggling with compli...

  • Proceeding Paper
  • Open Access
2 Citations
14,507 Views
7 Pages

24 July 2024

In 2016, the International Agency for Research on Cancer (IARC) classified the drinking of very hot beverages above 65 °C as “probably carcinogenic to humans” (Group 2A), with esophageal squamous cell carcinoma (ESCC) particularly ass...

  • Abstract
  • Open Access
2 Citations
1,479 Views
2 Pages

For many years, coffee has maintained its place in Turkey as Turkish coffee (i.e., boiled, finely ground, unfiltered), and has become globally recognized. However, in recent years, especially for young people, filter coffee has become more popular, i...

  • Proceeding Paper
  • Open Access
3 Citations
5,201 Views
10 Pages

Acrylamide Levels and Associated Health Risks in Traditional Arabic Coffee Roasts

  • Carmen M. Breitling-Utzmann,
  • Steffen Schwarz and
  • Dirk W. Lachenmeier

8 August 2024

This study examines the acrylamide levels in a range of roasted coffee samples from Bahrain, with a particular focus on traditionally very light roasted coffees. Acrylamide, classified as a Group 2A carcinogen by the International Agency for Research...

  • Proceeding Paper
  • Open Access
3 Citations
3,419 Views
4 Pages

‘Freshly roasted’ has long been considered the ultimate indicator of coffee quality. This study challenges this concept by arguing that coffee, as a complex processed agricultural product, undergoes a critical developmental ‘maturat...

  • Abstract
  • Open Access
3 Citations
978 Views
2 Pages

Multi-Omics and Sensory Analysis of Coffea canephora: Assessing the Impact of Roasting Speed on Safety and Energy Efficiency

  • Sara Triachini,
  • Pier Paolo Becchi,
  • Terenzio Bertuzzi,
  • Ettore Capri,
  • Mario Gabrielli,
  • Luigi Lucini and
  • Fosca Vezzulli

Coffee consumption is expected to steadily rise in the next few years, with an increasing incidence of Coffea canephora on the market. To date, consumers are demanding high-quality and healthy beverages produced in an environmentally respectful manne...

  • Abstract
  • Open Access
3 Citations
1,408 Views
2 Pages

During coffee roasting, temperatures exceeding 200 °C induce chemical reactions such as the Maillard reaction, altering the beans’ chemical and sensory properties. This leads to positive and negative changes, including the formation of chem...

  • Proceeding Paper
  • Open Access
2 Citations
3,350 Views
4 Pages

Coffea canephora, or Robusta, plays an important role in the Italian coffee scene, particularly in the preparation of espresso, contributing to the coffee’s intense flavor and rich crema. But why do Italians prefer this type of coffee? Why does...

  • Abstract
  • Open Access
2 Citations
1,002 Views
2 Pages

Metabolomic Profiling of Cultured-Yeast and Spontaneously Fermented Coffees

  • Catherine Kiefer,
  • Steffen Schwarz,
  • Sascha Rohn and
  • Philipp Weller

Coffea arabica and C. canephora with all varieties make up for the largest share of cultivated coffee worldwide, whereas the C. liberica species only represents a minor proportion. This is mainly because the taste profiles of C. canephora and C. libe...

  • Abstract
  • Open Access
2 Citations
1,195 Views
2 Pages

Coffee Leaves Valorization through a Metabolomic Approach

  • Davide Rovelli,
  • Ada Nucci,
  • Bianca Serito and
  • Chiara Dall’Asta

Coffee by-products, such as coffee leaves, are components of the coffee plant that remain underexplored. In recent years, driven by efforts from both the public and private sectors to pursue circular economy goals, there has been a resurgence in the...

  • Abstract
  • Open Access
2 Citations
960 Views
1 Page

Coffea arabica (Arabica) and C. canephora (Robusta, Conilon) have satisfied the requirements of the coffee sector for the last 125 years. In the face of myriad challenges, most notably climate change, the coffee species crop portfolio requires divers...

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Proceedings - ISSN 2504-3900