E2F is a bolt-on air, water and community-benefit package for natural gas reciprocating engines and gas turbines. It reduces local air-pollutant concerns, reduces water consumption by shifting refrigerated cooling from evaporative towers to recovered waste heat, and generates a machine-verifiable farm and community-benefit record — helping gas-fired AI data-centers move from contested permits to defensible local approvals.
One integrated loop: a gas-fired AI data center's exhaust and waste heat become clean server cooling, recovered ammonium fertilizer, and mineral-biochar soil product — anchoring the surrounding farm community.
The full E2F loop, from turbine exhaust to farm soil. Pinch to zoom on mobile for detail.
AI data centers need fast power, and gas engines and gas turbines deliver it faster than new transmission. But public opposition increasingly turns on two local impacts — downwind emissions and cooling-water demand. E2F bolts onto the generator package and converts those objections into measurable mitigation: recovered nitrogen fertilizer, waste-heat cooling, reduced evaporative water use, local waste conversion, and a compliance-grade community-benefit record.
Speed to market is the real prize. Objections stall permits, and stalled permits delay revenue. Addressing air and water up front helps turn a multi-year contested permitting fight into a fast-tracked approval — tying social license directly to faster capital deployment and time-to-first-compute.
Gas-fired AI campuses can be energized faster than new transmission can be built, but local opposition increasingly focuses on two impacts regulators cannot ignore: local air quality and cooling-water demand. The commercial risk is no longer theoretical — across the United States, data-center projects are facing lawsuits, moratorium proposals, ballot restrictions, and cancellations. E2F addresses the two objections that most directly affect rural approvals: downwind emissions and evaporative water consumption.
Opposition has moved from local irritation to a structural market constraint — and every metric is climbing.
Simple-cycle turbine and engine exhaust carries criteria pollutants and hazardous air pollutants — the fence-line health concern that anchors Clean Air Act challenges.
Evaporative cooling competes directly with irrigation and municipal supply in the water-stressed basins where these campuses land — the objection that most often decides a rural permit.
The resistance has formalized — it is now state legislatures and permit conditions, not just zoning-meeting noise.
Backlash figures compiled from public reporting including Data Center Watch (10a Labs), Fortune, and national polling, 2025–2026; reported ranges vary by source and quarter.
Communities have every right to raise these concerns — and increasingly the permit turns on them. E2F cannot quiet a turbine or lower a power bill, but it removes the two grievances that most often decide the permit: it scrubs the air the neighbors breathe, and it cools the campus without competing for their water.
E2F attaches downstream of the exhaust and heat recovery on the turbines or engines you already ship — converting emissions control from a permit liability into a measurable mitigation package that pays its own way.
Ducts downstream of the stack with induced-draft fans and integrated bypass — back-pressure held within OEM limits, generator uptime unaffected by the E2F process
NOₓ is oxidized or SCR-conditioned and recovered through ammonia scrubbing as ammonium nitrate; particulate, mist, CO, and HAP controls are integrated as required by the site permit and generator exhaust profile
Waste exhaust heat — and, on engines, jacket-water heat — drives an ammonia-absorption chiller: low-evaporative-water cooling that frees generation for compute
After plant-injurious constituents are reduced, the cleaned but dilute CO₂ stream is blended into adjacent greenhouse air, raising crop yields and anchoring local food
E2F does not ask one party to sacrifice for another. The same equipment delivers a distinct, measurable benefit to all three stakeholders at once.
Wins the permit and the community — because there is no longer a downwind pollution or water grievance to litigate.
Turn a disposal liability into revenue and buy fertilizer — made from their own waste — below the cost of urea and DAP.
Get cleaner air, more local food, and lower prices — produced from the data center's own cleaned exhaust and waste heat.
The mechanism is an ammonia–water absorption chiller paired with dry or hybrid heat rejection. E2F shifts cooling from electric compressors and evaporative towers to recovered generator heat, reducing the evaporative water demand that drives rural opposition.
| Cooling approach | Heat source | Evaporative water / yr | Vs. baseline |
|---|---|---|---|
| Conventional: electric chillers + evaporative towers | Grid / turbine electricity | ~0.68 billion gal | baseline |
| E2F ammonia absorption + dry/hybrid rejection | Gas-turbine exhaust (~483 °C) | ~substantially zero | ~0.68B gal eliminated |
| E2F ammonia absorption + dry/hybrid rejection | Recip. engine exhaust + jacket water | ~substantially zero | ~0.68B gal + extra headroom |
Honest note: dry cooling is not literally zero-water and carries an efficiency/capex trade-off — the claim is that E2F eliminates the evaporative consumption that drives the fight (the "million-plus gallons a day" a hyperscale campus loses to evaporation), not that it uses no water at all. ~0.68 billion gallons is roughly 1.9 million gallons a day — the annual indoor water of ~6,800 households, or enough to irrigate ~1,100 acres of corn.
A GE Frame / Baker Hughes turbine delivers one large, high-grade exhaust stream. Six Frame 5 (MS5001PA) units at ~483 °C carry ~270 MW of recoverable heat; at a conservative single-effect chiller COP of ~0.6 that yields ~160 MW of cooling — more than the ~150 MW campus demand, with margin.
Shifting cooling off electricity frees ~25–40 MW (15–20%) of generation back to revenue compute.
A Caterpillar G3500/G3600-class engine offers two recoverable heat streams: ~350–500 °C tailpipe exhaust and ~85–95 °C water-jacket (radiator) heat. The exhaust drives the high-pressure generator, the jacket water the low-temperature stage, and both feed feedstock drying.
Two sources supply more total recoverable heat than a single-source turbine, and the engine's higher-concentration NOₓ raises fertilizer yield per unit of exhaust.
The data center goes from another straw in the shrinking aquifer to the neighbor who brought its own water — cooling itself with the heat it was already throwing away.
After plant-injurious constituents are reduced, the cleaned exhaust still carries a useful dilute CO₂ stream. Because turbine and engine exhaust is mostly nitrogen, oxygen, and water vapor, E2F does not treat greenhouse use as durable carbon removal — it treats it as local food production: a controlled share of cleaned CO₂-bearing gas and recovered waste heat can support adjacent, daylit greenhouses.
OCAP's captured CO₂ also saves the greenhouse sector ~0.3 billion m³ of natural gas a year — gas the growers would otherwise burn just to make their own CO₂.
Raw flue gas can damage plants — NOₓ, SOₓ, and ethylene are phytotoxic. E2F's cleanup stage is designed to reduce those constituents, so a controlled share of the cleaned, dilute CO₂-bearing gas can be blended into greenhouse air. Waste heat from the same generators also heats the greenhouses — a major advantage in cold climates — and the mineral-biochar product serves as the growing medium. Power, cleaned CO₂, heat, and fertilizer from one site feed the food grown next door.
Plants fix CO₂ only in daylight and only in the growing season, so greenhouses absorb a fraction of a turbine's round-the-clock output — on the order of ~200 hectares of glass per turbine. Dilute exhaust cannot be piped far, so greenhouses are built adjacent, fed by short ducts. And this is carbon utilization, not durable removal: the CO₂ returns to the air when the produce is eaten. Its real value is local food and displaced greenhouse gas — the biochar remains the durable carbon-removal story.
The fertilizer, biochar, and greenhouse produce are real revenue — but they are margin painted on top. The reason a data-center owner writes the check is that E2F is the enabling utility a $2–4 billion build cannot open without, in a community that would otherwise litigate it to death. It pays back by unlocking the project.
| Source | Who pays | Order of magnitude / yr |
|---|---|---|
| Freed compute + social-license value | Data center | $20–50M+ |
| Biochar carbon-removal + fertilizer | CDR buyers / farmers | $25–70M |
| Avoided SCR / CCS / water risk | Data center | $10–35M |
| Waste-heat drying + tipping fees | Process / farms | $4–8M |
| Ammonium salts + bio-oil | Market | $2–5M |
| 45Q + other tax credits | Federal | $0–2M (sweetener) |
Product revenues are honestly modest and price-fragile at volume — size them to the local premium market, not to the CO₂. The strongest value is that emissions and water mitigation unlock the owner's build. Figures are engineering-finance estimates with assumptions stated in the underlying analysis.
All figures are illustrative engineering-finance estimates. Actual performance and revenue depend on generator model, operating profile, local permit limits, water baseline, heat-recovery design, feedstock availability, product pricing, tax-credit qualification, and third-party verification.
This is what a data center can offer local farmers to turn them from opponents into partners. Enter an operation's details and the tool estimates how much E2F mineral-biochar fertilizer its waste can produce — and compares the cost to conventional fertilizer today.
Set to your local price — or use current U.S. market averages from DTN/USDA (March 2026)
Market prices: Urea $645/ton (NOLA barge, Mar 2026 per Argus/DTN); DAP $847/ton (U.S. retail, DTN Dec 2025); Potash $484/ton (U.S. retail, DTN Dec 2025). Adjust to match your local dealer price.
All fields optional — enter what applies to your farm or ranch.
Enter your farm data on the left to see results.
Tax credits and carbon-credit values are illustrative only and depend on facility qualification, lifecycle analysis, ownership structure, tax rules, and third-party verification.
| Product | Market Price | E2F Price | With EQIP 75% |
|---|---|---|---|
| Urea (46-0-0) | $645 | $700 | $175 |
| DAP (18-46-0) | $847 | — | — |
| Potash (0-0-60) | $484 | — | — |
USDA pays up to 75% of E2F biochar purchase price through EQIP Code 336 Soil Carbon Amendment. At 75% cost-share, your out-of-pocket for E2F fertilizer is $175/ton — competitive with or below conventional fertilizer, while delivering water retention, carbon storage, and slow-release nutrition that urea and DAP cannot provide.
Estimates based on USDA crop residue ratios, ASAE manure production standards, and E2F pyrolysis conversion at 30% yield. Actual results depend on moisture content, collection efficiency, and facility configuration. Contact us for a detailed site-specific analysis.
Site results depend on generator model, load factor, exhaust profile, cooling design, local climate, feedstock supply, water baseline, tax-credit eligibility, and permit requirements. E2F models each project against site-specific data before commercial design. Opposition figures are compiled from public reporting including Data Center Watch (10a Labs), Fortune, and national polling (2025–2026); reported ranges vary by source and quarter.
Add the bolt-on designed to make your engines and turbines easier to permit. E2F attaches to Caterpillar, GE Vernova, and Baker Hughes-class machines and addresses the air and water objections that stall customers' projects. Let's model one 200 MW campus with your engine or turbine package.