Thea Philip

Thea Philip is a Policy Fellow at Earth Capital Nexus, an initiative of the Grantham Research Institute on Climate Change and the Environment and the Global School of Sustainability at the London School of Economics and Political Science. Thea leads EarthCap’s activities focused on securing resilient and sustainable value chains and investment. She also contributes to the team’s policy work advancing the global architecture, norms, and standards for natural capital.
Background
Previously, Thea was a Director at Pollination where she delivered nature risk and opportunity capacity building workshops to company boards and investors, developed nature strategies for financial institutions and corporates, and conducted transaction due diligence for nature-based investments. She also led a team of instructing solicitors to procure a public-facing legal opinion clarifying the scope of directors’ duties with respect to nature-related risk under UK company law. Additionally, she has experience advising on carbon and biodiversity markets, including as the Demand Working Group Rapporteur for the International Advisory Panel on Biodiversity Credits.
Thea started her career as a commercial lawyer at international law firm Ashurst, where she advised on transactional and regulatory matters related to environment, energy, and planning.
She holds a Master of Philosophy in Environmental Policy from the University of Cambridge, as well as a Bachelor of Laws and Bachelor of Arts (International Relations) from Bond University.
Research Interests
- Resilient and sustainable value chains
- Law, policy, and regulation for natural capital
- Finance and investment
Policy
Policy - 2026
This paper explores the economic, finance and governance implications of critical natural systems and surfaces a new concept of Global Systemically Important Natural Systems (G-SINS). Read more

News
News - 2026
The National cover research from Earth Capital Nexus released today about how deforestation could cost over $1 trillion of GDP annually in Europe, China and the USA. Read more

Many countries may face growing economic risks associated with the degradation of forests and other critical natural systems, according to new research released today. Read more
