Our Experts

Experts

BES-Net brings together a network of experts in biodiversity and ecosystem services and offers a forum to network and learn about the latest research being undertaken in the space.

Join as an Expert

BES-Net counts with a pool of over 290 experts from around the world in the fields of biodiversity conservation, pollinator conservation, ecosystem-based adaptation, biodiversity finance, Indigenous and local knowledge and more. If you would like to get in touch with one of our experts, please email your request to info@besnet.world.

View Profile

Mr. Karen Lockwood

Profession: Your trusted tree care specialists for over 25 years.

Organization: A1 Tree Service LLC

Languages: English

Technical field(s) of expertise: tree services ct, arborist ct, ct arborists, arborists ct

Showing 32 - 32 of 311

Join as an Expert

Join BES-Net’s group of experts to share your knowledge in biodiversity and ecosystem services and to collaborate with our Network Partners, researchers and practitioners.

Join as an Expert

Experts' News

News for Nature: Tefera Bekele from the Ethiopian News Agency on the Media’s Role in Biodiversity Conservation

Published on: 8 October 2025Read More

A Process of Possibility, Urgency and Hope: Karen O’Brien on Transformative Change

Published on: 9 September 2025Read More

Charting Nigeria’s Pollinators: Dr. Andrew Chibuzor Iloh on DNA Barcoding and Field-Based Conservation

Published on: 6 August 2025Read More

What Nature Teaches Us about Dialogue: Alexandra Postrigan on Lessons for Dialogue Facilitation

Published on: 9 July 2025Read More

The Hidden Costs of Ornamental Gardening in Southern Africa: Diana Rodríguez-Cala on the Relationship Between the Ornamental Sector and Plant Invasions

Published on: 2 July 2025Read More

Tribuna de los Expertos: Aleyda Capella sobre el Valor del Conocimiento Local y Tradicional en la Conservación de la Biodiversidad

Published on: 17 February 2025Read More

Expert Corner: Aleyda Capella on the Value of Local and Traditional Knowledge in Biodiversity Conservation

Published on: 10 February 2025Read More

La Tribune des Experts: Professeur Khady Diouf Goudiaby sur le Pouvoir de la Recherche pour la Conservation Marine

Published on: 14 January 2025Read More

Expert Corner: Prof. Khady Diouf Goudiaby on the Power of Research for Marine Conservation

Published on: 2 January 2025Read More

ILK_Move Captain, Alice Kammwamba, Champions Indigenous and Local Knowledge at IPBES 11

Published on: 13 December 2024Read More

Expert Corner: Eric Fokam on the Strategic Efforts for Conserving Wild Species and Combating Invasive Alien Species in Africa

Published on: 16 September 2024Read More

La Tribune des Experts: Une Conversation avec Eric Fokam sur les Efforts Stratégiques pour la Conservation des Espèces Sauvages et la Lutte contre les Espèces Exotiques Envahissantes en Afrique

Published on: 11 September 2024Read More

FIRE: Igniting Opportunities for All to Tackle Biodiversity Loss

Published on: 4 September 2024Read More

The Future of Biodiversity Financing

Published on: 6 August 2024Read More

Photo by Yohuan Cuadros: https://www.pexels.com/photo/woman-in-traditional-folk-costume-at-the-lake-at-the-foot-of-nevado-auzangate-in-the-peruvian-andes-19211101/

Roots of Renewal: Indigenous and Local Knowledge in Restoring Degraded Lands

Published on: 4 June 2024Read More

Expert Corner: Carolin Fraude on Cultivating Inner Transformation for Sustainable Futures

Published on: 31 January 2024Read More

Hazy view over undulating Northern Range mountain in Las Lapas, Blanchisseuse Road Trinidad with densely vegetated tropical forest and coastline

Expert Corner: Mia Persad-Douglas on the Crucial Role of Stakeholders in Safeguarding the Environment

Published on: 20 December 2023Read More

Expert Corner: Naziya Mauyenova on her Key Takeaways from Kazakhstan’s Initiatives under the BES-Solution Fund

Published on: 13 December 2023Read More

Expert Corner: Nguyen Sy Linh on Seeding Local Action to Advance Policy and Research

Published on: 6 December 2023Read More

Expert Corner: Armand William Mala on the Role of an Inclusive and Participatory Process in Biodiversity Management

Published on: 29 November 2023Read More

Photo showing the hills at the eastern side of BRT Tiger Reserve.

Expert Corner: A Unique Coexistence of an Indigenous Tribe (Adivasi) with Tigers in the Western Ghats of India

Published on: 22 November 2023Read More

Expert Corner: Andrew Chibuzor Iloh on the Grassroots Approach to Biodiversity Conservation

Published on: 15 November 2023Read More

La tribune des experts: Prudence Galega s’exprime sur la priorité accordée par le Cameroun à l’engagement des femmes dans la Biodiversité

Published on: 11 September 2023Read More

The Aral Sea Disaster over a 60-Year Period: The Role of Nature-based Solutions in the Journey from Desolation to Restoration

Published on: 12 July 2023Read More

Expert Corner: Sander Jacobs on the Underrated Contributions of Nature

Published on: 4 January 2023Read More

Expert Corner: Jean-Marc Fromentin on the Sustainable Use of Wild Species

Published on: 20 December 2022Read More

Expert Corner: Prudence Galega on Cameroon’s Prioritization of Women’s Engagement in Biodiversity

Published on: 19 September 2022Read More

How Do We Perceive Nature’s Contributions? by Ana Carolina Esteves Dias

Published on: 5 September 2022Read More

Engaging Youth to Preserve and Cherish Indigenous Knowledge of Nature, by Shivani Rai

Published on: 31 August 2022Read More

Expert Corner: Lena Dempewolf on the BES Solution Fund in Trinidad and Tobago

Published on: 29 June 2022Read More

An Eye on IPBES 9: Upcoming Assessments and the Importance of Indigenous and Local Knowledge

Published on: 22 June 2022Read More

(1) Photo by Jozef Durok on Getty Images

Biodiversity and War – A Conflict of Interest?

Published on: 31 March 2022Read More

The Potential of Roadside Vegetation for Pollinator Conservation

Published on: 14 February 2022Read More

Looming Tipping Points Demand Rapid Transformative Change

Published on: 11 February 2022Read More

Cascading Change: The Urgent Need to Tackle Biodiversity Loss and Climate Change Together

Published on: 9 February 2022Read More

Making the Case for Conservation Optimism

Published on: 27 January 2022Read More

Building Partnerships with Indigenous Peoples and Local Communities in Disaster Risk Reduction Initiatives

Published on: 13 October 2021Read More

Diverse Knowledge and the Solutions #ForNature

Published on: 21 May 2021Read More

Conservation of pollinators is critical to a sustainable COVID-19 recovery

Published on: 21 January 2021Read More

Pursuing pollinator-friendly pathways during COVID-19: experiences from BES-Net’s Regional Trialogues _Part 2

Published on: 31 December 2020Read More

70 pourcent des maladies emergentes sont causees par les microbes dorigine animale

BES-Net Op-Ed Series on COVID-19 (#8): Impact of post COVID-19 recovery efforts on LDN targets and post-2020 Aichi global biodiversity framework – Potentially positive impacts and policy implications

Published on: 10 December 2020Read More

BES-Net Op-Ed Series on COVID-19 (#7): Impact of post COVID-19 recovery efforts on LDN targets and post-2020 Aichi global biodiversity framework – Potentially negative impacts

Published on: 8 December 2020Read More

Changement de affectation des terres 30 pourcent des maladies

BES-Net Op-Ed Series on COVID-19 (#6): Linkage between land degradation and zoonotic disease outbreak – Evidence-based examples and policy implications

Published on: 3 December 2020Read More

BES-Net Op-Ed Series on COVID-19 (#5): Linkage between land degradation and zoonotic disease outbreak – Hypotheses underpinning the linkage

Published on: 30 November 2020Read More

South African Red List Index trends highlight wins and losses

Published on: 27 November 2020Read More

Link between biodiversity and pandemics_IPBES

BES-Net Op-Ed Series on COVID-19 (#4): Linkage between biodiversity loss and zoonotic disease outbreak – The case of non-vector-borne infectious disease and intervention measures

Published on: 19 November 2020Read More

BES-Net Op-Ed Series on COVID-19 (#3): Linkage between biodiversity loss and zoonotic disease outbreak – The case of vector-borne infectious diseases

Published on: 16 November 2020Read More

Pursuing pollinator-friendly pathways during COVID-19: experiences from BES-Net’s Regional Trialogues

Published on: 12 November 2020Read More

BES-Net Op-Ed Series on COVID-19 (#2): Ecosystem Services, Gender and COVID-19

Published on: 21 August 2020Read More

BES-Net Op-Ed Series on COVID-19 (#1): SARS-CoV-2 and the three steps necessary to prevent the next pandemic

Published on: 9 July 2020Read More

IPBES’s Role in the Dominican Republic

Published on: 2 July 2019Read More

Hot off the Press: Global Inception and Capacity Building Meeting Report

Published on: 23 July 2017Read More

Biodiversity and Ecosystems Services Network (BES-Net) Trialogues Facilitator

Published on: 10 October 2016Read More

Publish an Article with BES-Net

Experts, partners and young professionals can share their insights and research on biodiversity and ecosystem services by publishing an article on the BES-Net website to inform and inspire our global community.

Read the Guidelines

Experts

Our Experts

Join as an Expert

Experts' News

Publish an Article with BES-Net

Quick Links