Blog

Insights on climate tech, nature tech, and sustainability

Tassilo Weber face and Climestart logo

Why I Created Climestart

The founder's story of how personal challenges in breaking into climate tech entrepreneurship led to the creation of Climestart, a platform designed to help others navigate the unique challenges of climate tech startup building.

Tassilo Weber
Tassilo Weber
Founder
Woman in nature looking on her laptop

The Best Online Courses and Learning Platforms on Climate Tech and Climate Action in 2025

Discover the top online learning platforms and courses tailored for different roles in climate tech, from job seekers to entrepreneurs, with detailed information about pricing, features, and target audiences.

Tassilo Weber
Tassilo Weber
Founder
Visual representation of trade tariffs affecting renewable energy and climate technology sectors

The Reality Behind the Tariff Memes: A Wake-Up Call for Climate Tech

While social media memes about Trump's tariffs provide comic relief, the real impact on renewable energy and climate tech industries is significant, with both challenges for U.S. companies and opportunities for European entrepreneurs.

Tassilo Weber
Tassilo Weber
Founder
Visual representation of financial institutions stepping away from climate initiatives, with a focus on sustainability and corporate responsibility

The Silent Climate Quitting of the Finance Sector

A wave of departures from key climate alliances by major financial institutions signals a concerning trend in the sector's commitment to climate action, driven by political pressure and shifting priorities.

Tassilo Weber
Tassilo Weber
Founder
Contrasting visual of climate technology and defense technology, highlighting the importance of climate solutions

Climate Tech vs Defense Tech: Why Climate Solutions Deserve Our Focus

While Europe's defense spending has captured headlines, the climate crisis continues to accelerate. This analysis explores why climate tech remains a critical priority for entrepreneurs and investors, despite the current focus on defense technology.

Tassilo Weber
Tassilo Weber
Founder
Visualization of NVIDIA's Earth-2 platform showing high-resolution climate simulations

NVIDIA's Earth-2: Revolutionizing Climate Tech with AI-Powered Simulations

NVIDIA's Earth-2 platform represents a significant leap forward in climate technology, offering AI-powered tools for simulating and visualizing weather and climate patterns at unprecedented speed and resolution. This innovative solution could transform how we predict and prepare for extreme weather events.

Tassilo Weber
Tassilo Weber
Founder
Map of Germany's and €100 billion investment in climate technology and infrastructure

Germany's €100 Billion Climate Investment: What It Means for Entrepreneurs

In a groundbreaking agreement, Germany has committed €100 billion of a planned €500 billion infrastructure fund to climate action. This massive investment signals a transformative moment for climate tech entrepreneurs and reinforces Germany's position as a leader in sustainable innovation.

Tassilo Weber
Tassilo Weber
Founder
Gravestone for Green New Deal

RIP Green New Deal: A Setback for Innovation, Jobs, and Global Competitiveness

Administrator Lee Zeldin's announcement of massive environmental regulation rollbacks, including the repeal of 31 key environmental rules, marks a significant setback for US climate innovation and economic competitiveness. This move could have severe consequences for America's position in the global clean tech race.

Tassilo Weber
Tassilo Weber
Founder
Berlin skyline

Germany's Economy Faces Recession, but Climate Fintech is Booming – Here's Why It's a Massive Opportunity

While Germany's overall economic outlook might be challenging, the climate fintech sector is absolutely booming. In fact, Germany led European funding in this space last year, securing a whopping $832 million. And the momentum is only growing in 2025!

Tassilo Weber
Tassilo Weber
Founder
Visual representation of EU Innovation Fund's €4.2 billion investment in climate tech projects

The EU Innovation Fund Injects €4.2 Billion into Climate Tech: What It Means for Entrepreneurs

The EU Innovation Fund has signed grant agreements for 77 groundbreaking decarbonization projects, injecting €4.2 billion into the sector. This significant investment presents unprecedented opportunities for climate tech entrepreneurs across Europe.

Tassilo Weber
Tassilo Weber
Founder
A symbolic representation of AI development at a crossroads, with one path leading to ethical, sustainable progress and another to unchecked growth

Why Stargate's $500B AI Vision Worries Me

The Stargate initiative promises to pump $500 billion into AI development while removing regulations. Here's why this Manhattan Project-scale endeavor needs more scrutiny and ethical oversight.

Tassilo Weber
Tassilo Weber
Founder of Climestart
A diagram comparing the Donal Trump Way and The Way Forward

Two Roads to 2029: The Trump Way vs. The Way Forward

As Trump begins his new presidency, Europe stands at a crossroads. Here's why following the U.S. model would be a mistake, and how we can forge a better path forward.

Tassilo Weber
Tassilo Weber
Founder of Climestart
Graph with correlation between time without rain and wildfire risk

California Wildfires: The $150B Case for Climate Adaptation Tech

As California faces devastating wildfires with damages exceeding $150 billion, it's time to shift our focus from reaction to prevention through climate adaptation technology.

Tassilo Weber
Tassilo Weber
Founder of Climestart
Don Quixote tilting at windmills

AfD's Fight Against Wind Turbines: A €1.5 Trillion Folly

What would it really cost to remove all of Germany's wind turbines? A detailed breakdown of the financial and environmental impact reveals a staggering €1.536 trillion price tag.

Tassilo Weber
Tassilo Weber
Founder of Climestart
Climate Tech in 2025? Now More Than Ever.

Why Climate Tech Matters More Than Ever in 2025

Despite a challenging 2024 for climate tech, the fundamental truth remains: climate change and biodiversity loss are humanity's most pressing challenges. Here's why 2025 could be a turning point.

Tassilo Weber
Tassilo Weber
Founder of Climestart