Environmental Impact

Environmental Impact of Email Validation

Every invalid email in your list generates unnecessary carbon emissions. Discover how validating your email lists contributes to a more sustainable digital future.

Why Does Email Validation Matter for the Environment?

Every email sent consumes energy — from the sender's device, through network infrastructure, to the recipient's server. When emails bounce or reach invalid addresses, all that energy is wasted.

By removing invalid emails from your lists, you eliminate thousands of unnecessary sends per year, directly reducing your organization's digital carbon footprint.

376B Global Email Traffic emails sent per day worldwide

10-15% Average Invalid Rate of email lists contain invalid addresses

4g Carbon Per Email of CO₂ equivalent per email sent

Environmental Impact

Every Email Counts.
Every Tree Does Too.

Validating your list isn't just about deliverability. It's about reducing digital waste and lowering your carbon footprint. Discover the real impact of your email list.

Your email list size

1K 100K 1M 10M

emails

40 kg CO₂/year Emissions avoided

1,8 trees Equivalent planted/year

235 km Car driving avoided

4.000 charges Smartphone charges

Calculation Methodology

Based on academic studies and data from globally recognized organizations

Adjustable Parameters

Expected removal rate ?

10%

Sends per email/year ?

CO₂ per email ?

Formula

Emails Removed = List × Removal Rate

Emails Avoided/Year = Removed × Sends/Year

CO₂ Avoided (kg) = Avoided × CO₂/email ÷ 1000

Emails removed: 10.000

Emails avoided/year: 520.000

CO₂ avoided: 2.080 kg

Scientific Sources

4g CO₂/email Mike Berners-Lee, "How Bad Are Bananas?" (2020)
22 kg CO₂/tree/year USDA Forest Service & Arbor Day Foundation
170g CO₂/km (car) European Environment Agency (2024)
10g CO₂/smartphone charge EPA eGRID & IEA Energy Reports
376B emails/day globally Radicati Group / Statista (2025)

View full study →

Values are estimates based on global averages. Actual impact may vary depending on email type (with/without attachments), provider infrastructure, and data center energy source. 90-95% of an email's carbon footprint comes from device manufacturing and user screen time.

ESG Sustainability Seal

Your clients embed the seal on their website or email to show the real environmental impact of list hygiene.

AT Valid

Verified

ESG Sustainability Certificate

127 CO₂ avoided

5,8 trees equivalent

127 kg CO₂

AT Valid ESG 2025

Start reducing your digital footprint today

Validate your list for free and discover how many invalid emails you can remove.

Calculate My Real Impact

Methodology based on scientific studies

Calculation updated with 2024-2025 data

Sources: IEA, EPA, Carbon Literacy Project

Embed Your ESG Seal

Show your commitment to sustainability. Add the AT Valid ESG seal to your website, email signatures, or marketing campaigns.

Where to use

Email Signature Add the seal to your corporate email signature to show sustainability commitment in every message.

Website & Footer Display the seal on your website footer or dedicated sustainability page.

Email Campaigns Include the seal in newsletters and marketing emails to build trust.

<!-- AT Valid ESG Seal -->
<a href="https://app.atvalid.com/esg/certificate/your-org"
   target="_blank"
   rel="noopener"
   style="display:inline-block;text-decoration:none">
  <img
    src="https://app.atvalid.com/api/esg/certificate/your-org/image?variant=full&theme=light"
    alt="ESG Sustainability Certificate"
    width="320"
    height="260"
    loading="lazy"
  />
</a>

After signing up, you'll get personalized embed codes with your organization's real metrics in the ESG dashboard.

Ready to Clean Your Email List?

Start with 200 free credits. No credit card required.

Start Free Trial

No credit card required

200 free credits

Setup in 2 minutes