Editor profile

Julian Hartmann

Editor, Grid & Storage

Julian Hartmann reports on energy storage innovations and the modernization of global power grids. He focuses on battery technologies, green hydrogen, and system stability.

julian.hartmann@theenergybrief.org

Bylined articles

Clean Energy

Global Energy Outlook 2026: Challenges of the 1.5°C Climate Target and Real Considerations for Energy Transition

This paper is based on the RFF's "Global Energy Outlook 2026" report, providing an in-depth analysis of the current state of the global energy system in the context of climate change. It discusses the difficulty of achieving the 1.5°C emissions reduction target, the key challenges in the energy structure transition, and how green investment and policy can reshape the global energy landscape.

Julian Hartmann4 min read
Grid & Storage

Global Energy Transition Accelerates: System Reshaping Driven by Energy Storage System Deployment and Green Investment

In-depth analysis of the key drivers in the current global energy transition, focusing on the acceleration of energy storage system deployment, the flow of green investment, and the profound impact of smart grid upgrades on the power structure and energy security. Discuss how clean energy technologies are reshaping the energy landscape.

Julian Hartmann5 min read
Energy Transition

The Spatial Pattern and Structural Transformation of China's Industrial Carbon Emissions: Deep Implications for Energy System Transformation

In-depth analysis of the spatial distribution changes and structural transformation of China's industrial carbon emissions, and revealing their profound impact on national climate strategy. Discuss the challenges, regional differences, and key pathways for energy system upgrading in industrial decarbonization.

Julian Hartmann4 min read
Clean Energy

Photovoltaic Industry 2025: Global Deployment Trends, Cost Dynamics, and the Key Role of Energy Storage Systems in Building Resilient Smart Grids

In-depth analysis of the core position of photovoltaic (PV) technology in energy transition, exploring the trends of declining costs in global PV deployment, technological innovation, and how energy storage systems can become key to achieving resilient and smart grids. This paper examines the driving forces and future challenges of the PV industry from technical, policy, and economic perspectives.

Julian Hartmann7 min read
Green Investment

Sustainability and Capital Trends Reshape Africa's Mining Investment Landscape in 2026

Global energy transition and ESG financing standards are reshaping mining investment in Africa. This article analyzes how capital will shift toward sustainable mineral development in 2026, and the far-reaching impact this will have on critical mineral supply chains and the clean energy transition.

Julian Hartmann6 min read
Green Investment

Surge in Natural Capital Investment: How Australia Became a Global Green Capital Hub

Global natural capital investment reached $61.4 billion over the past decade, with Australia attracting $6.3 billion of that, making it a popular destination. Policy stability, land scale, and carbon market opportunities drove capital inflows, but controversies over "greenwashing" also emerged.

Julian Hartmann5 min read
Clean Energy

2026 Renewable Energy Industry Outlook: New Focus Amid Policy Changes

Deloitte's 2026 Renewable Energy Industry Outlook points out that against the backdrop of policy changes, the industry focus is shifting to infrastructure construction and project execution, and market participants need to cope with uncertainties in incentive policies and supply chain challenges.

Julian Hartmann5 min read