Investor Due Diligence Report
by Carbon Upfront!
Available from New Society Publishers, looking at the upfront carbon in everything.
5K
500 paid
N/A
Pricing
$5/mo
$50/yr annual option
$2K
500 paid subs
$2K/mo – $2K/mo(±0%)
12.5
36.0
0.97%
(comments + likes) / subscribers
~4x per week
4.0 posts/week
86/100
Very Consistent (~1.7d avg)
| Newsletter | Subscribers | Weekly Growth | Price | Platform |
|---|---|---|---|---|
| MCJ Newsletter | 37K | N/A | Free | substack |
| Planet: Critical | 32K | N/A | $8/mo | substack |
| David Gelles | 30K | N/A | Free | substack |
| A Second Opinion | 28K | N/A | Free | substack |
| Month | Subscribers | Est. Revenue | Change |
|---|---|---|---|
| Mar 2026 | 5K | $1,987.5 | — |
Revenue tracking starts with your first month of data. More data points will appear as snapshots accumulate.
Platform Dependency
Hosted on substack subdomain
Publishing Consistency
Regular publishing schedule
Key Person
Single-author publication — key-person dependency
Audience Concentration
Consistent engagement across posts
Subscriber threshold
5K subscribers — above the 2K category median for first paid tier
Has paid tier
Active paid subscription offering
Peer monetization
100% of 31 similar-size peers in Climate have paid tiers
Pricing position
$5/mo vs $10.45/mo category average (192 newsletters)
| Date | Monthly | Annual |
|---|---|---|
| Mar 2026 | $5 | $50 |
Disclaimer: This report is generated automatically based on publicly available data and proprietary estimation models. Estimated subscriber counts are derived from engagement patterns and should be verified through direct disclosure. Revenue estimates are based on known pricing and estimated paid subscriber counts. This report is for informational purposes only and should not be the sole basis for investment decisions.
Score based on available components only.
| Component | Score | Weight |
|---|---|---|
| Engagement Rate | 100/100 | 30% |
| Paid Subscriber Ratio | 90/100 | 25% |
| Publishing Consistency | 76/100 | 10% |
| 28K |
| N/A |
| Free |
| substack |
Revenue Model
Active paid subscription tier