HeyJaredReactor
Boosting climate tech and deeptech startups with practical advice and insights.
- Indexed issues, last 90 days
- 4
- Latest publication
- Aug 26, 2026
- Audience
- Checking…
- Earliest in this view
- Jul 27, 2026
Latest issues
Google is giving away $6M for Climate Tech. Here's how to get it (opens the original)
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<img alt="Google Opens 2026 R&D Awards Offering $6M+ for | decarbonfuse.com" class="sizing-normal" height="159" src="https://substackcdn.com/image/fetch/$s_!wBz5!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%
Amazon’s AI campus could become America’s biggest emitter. Here’s why. (opens the original)
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<img alt="" class="sizing-normal" height="1002" src="https://substackcdn.com/image/fetch/$s_!gR-R!,w_1456,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Feecd4ebf-e
Barcelona is Redesigning who owns the street (opens the original)
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Four lanes of traffic used to run through this intersection. Now it’s a playground. Barcelona didn’t ban cars from the city — it changed the geometry of nine blocks at a time, and the results are forcing every dense city on earth to ask the same question: who is a street actually for?Click on the image to go to the video on youtube! 2 min watch<img alt="" class="sizing-normal" height="768" src="https://
Who’s Actually Building Direct Air Capture (and How to Judge Their Progress) - 3/3 (opens the original)
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Reactor Field Guide: Who’s Actually Building Direct Air Capture (and How to Judge Their Progress)If “giant CO₂ vacuums” sound like sci-fi, welcome to 2025. From Iceland to Texas to California—and now Australia and Europe—startups are racing to pull carbon straight from the air. The twist: they’re not all building the same machine or the same business. Some bet on fans and filters, others on rocks, others on electrochemistry, and a few blend approaches. This guide maps the players, explains their
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