www.edf.org

• charset: utf-8
• name: description content: We're an environmental organization creating lasting solutions to our biggest environmental issues — climate change, air pollution and more.
• property: og:site_name content: Environmental Defense Fund
• property: og:type content: website
• property: og:url content: https://www.edf.org
• property: og:title content: Environmental Defense Fund - Finding the ways that work
• property: og:image content: https://www.edf.org/sites/all/themes/edf/images/edf-logo-1200x630.png
• property: og:image:width content: 1200
• property: og:image:height content: 630
• property: og:image:alt content: Environmental Defense Fund
• name: twitter:card content: summary_large_image
• name: twitter:site content: @EnvDefenseFund
• name: twitter:title content: Environmental Defense Fund - Finding the ways that work
• name: twitter:site:id content: 20068053
• name: twitter:image content: https://www.edf.org/sites/all/themes/edf/images/edf-logo-1200x630.png
• name: twitter:image:alt content: Environmental Defense Fund
• name: apple-mobile-web-app-title content: EDF
• name: favicon-generator content: Drupal responsive_favicons + realfavicongenerator.net
• name: MobileOptimized content: width
• name: HandheldFriendly content: true
• name: viewport content: width=device-width, initial-scale=1.0

• Skip to main content
• Contact me
• Climate change solutions
• Energy transition
• Methane
• Hydrogen
• Make transportation cleaner
• people and nature
• Agriculture
• Sustainable fishing
• Improve water supplies
• Natural solutions
• Reduce flood risk
• healthy communities
• Safer chemicals
• Clean Air
• http://www.edf.org/solution/legal-action
• 50+ years of wins for the planet
• 2025 impact report
• http://www.edf.org/sea-change
• EDF Climate Corps
• Who we are
• Our approach
• http://www.edf.org/science
• http://www.edf.org/economics
• Forge business partnerships
• http://www.edf.org/climate-environmental-justice
• http://www.edf.org/advocacy
• http://www.edf.org/culture
• Our people
• Our experts
• Leadership team
• Board of trustees
• Where we work
• China
• Europe
• India
• United States
• http://www.edf.org/content/edfbusiness
• http://www.edf.org/about/our-history
• Get involved
• Donate
• Make a tribute gift
• Other ways to give
• Take action
• Take action
• Help stop misinformation
• Get a green job
• Careers
• Degrees green jobs podcast
• https://www.edf.org/donate/?addl_info=summer-2026-feature-card&conversion_pg=www.edf.org%2F
• http://www.edf.org/how-we-can-fight-climate-change-misinformation
• News and updates
• Headlines
• Expert commentary
• Featured videos
• Stories and articles
• Reports and publications
• Published research
• Press releases
• Blogs
• Stay informed
• http://www.edf.org/firesat-first-satellite-constellation-launched-key-step-forward-managing-global-wildfire-management
• http://www.edf.org/content/vital-signs-our-digital-magazine-will-make-you-think-and-give-you-hope
• Give now
• Learn more
• Learn more
• Stabilize the climate
• Support people’s health
• Learn about our history creating powerful solutions
• http://www.edf.org/partnerships
• Offices
• For the media
• Become a member
• Contact
• Copyright © 2026
• Privacy statement.
• Terms of Use.
• standards of ethics
• privacy policy
• Privacy Policy

• Donate
• Donate monthly
• Renew your gift
• Plan a gift in your will
• Read the story
• See all stories
• https://vitalsigns.edf.org/story/while-trump-administration-boosts-coal-mercury-pollution-rising
• https://vitalsigns.edf.org/story/report-finds-fda-allows-25-chemicals-linked-cancer-be-used-us-food-system
• https://vitalsigns.edf.org/story/seafood-comes-backstory-you-can-verify
• https://vitalsigns.edf.org/story/clean-energy-more-reliable-fossil-fuel-power-during-extreme-heat-and-cold-data-shows
• https://twitter.com/envdefensefund
• https://www.linkedin.com/company/environmental-defense
• https://www.instagram.com/environmental_defense_fund
• https://www.facebook.com/EnvDefenseFund
• https://www.tiktok.com/@envdefensefund
• confidential, third-party compliance site

            Domain Name: EDF.ORG
Registrar: Network Solutions, LLC
Domain Status: client transfer prohibited
Registry Expiry Date: 2027-08-26T04:00:00Z
Creation Date: 1991-08-27T04:00:00Z
Updated Date: 2026-07-02T06:13:08.21Z
Name Server: NS3-06.AZURE-DNS.ORG
Name Server: NS1-06.AZURE-DNS.COM
Name Server: NS2-06.AZURE-DNS.NET
Name Server: NS4-06.AZURE-DNS.INFO
REGISTRAR Contact: Network Solutions, LLC
>>> Last update of RDAP database: 2026-07-17T10:19:52Z         

			#
# robots.txt
#
# This file is to prevent the crawling and indexing of certain parts
# of your site by web crawlers and spiders run by sites like Yahoo!
# and Google. By telling these "robots" where not to go on your site,
# you save bandwidth and server resources.
#
# This file will be ignored unless it is at the root of your host:
# Used:    http://example.com/robots.txt
# Ignored: http://example.com/site/robots.txt
#
# For more information about the robots.txt standard, see:
# http://www.robotstxt.org/robotstxt.html

User-agent: *

# Limit time window to every 10 seconds (not followed by Google)
Crawl-delay: 10

# CSS, JS, Images
Allow: /core/*.css$
Allow: /core/*.css?
Allow: /core/*.js$
Allow: /core/*.js?
Allow: /core/*.gif
Allow: /core/*.jpg
Allow: /core/*.jpeg
Allow: /core/*.png
Allow: /core/*.svg
Allow: /profiles/*.css$
Allow: /profiles/*.css?
Allow: /profiles/*.js$
Allow: /profiles/*.js?
Allow: /profiles/*.gif
Allow: /profiles/*.jpg
Allow: /profiles/*.jpeg
Allow: /profiles/*.png
Allow: /profiles/*.svg
# Directories
Disallow: /core/
Disallow: /profiles/
# Directories: Added 2017-12-01
Disallow: /includes/
Disallow: /misc/
Disallow: /modules/
Disallow: /scripts/
Disallow: /themes/
Disallow: /sites/default/files/private/
# Files
Disallow: /README.txt
Disallow: /README.md
Disallow: /web.config
# Files: Added 2017-12-01
Disallow: /LICENSE.txt
Disallow: /update.php

# Paths (clean URLs)
Disallow: /admin/
Disallow: /comment/reply/
Disallow: /filter/tips
Disallow: /node/add/
Disallow: /search/
Disallow: /user/register
Disallow: /user/password
Disallow: /user/login
Disallow: /user/logout
Disallow: /media/oembed
Disallow: /*/media/oembed
Disallow: /user
# Paths (clean URLs, trailing slash removed)
Disallow: /admin
Disallow: /comment/reply
Disallow: /filter/tip
Disallow: /node/add
Disallow: /search
# Paths (no clean URLs)
Disallow: /index.php/admin/
Disallow: /index.php/comment/reply/
Disallow: /index.php/filter/tips
Disallow: /index.php/node/add/
Disallow: /index.php/search/
Disallow: /index.php/user/password
Disallow: /index.php/user/register
Disallow: /index.php/user/login
Disallow: /index.php/user/logout
Disallow: /index.php/media/oembed
Disallow: /index.php/*/media/oembed
Disallow: /index.php/user
# Paths (no clean URLs, trailing slash removed)
Disallow: /index.php/admin
Disallow: /index.php/comment/reply
Disallow: /index.php/filter/tip
Disallow: /index.php/node/add
Disallow: /index.php/search

# Custom files
Disallow: /sites/default/files/Oceans-Update-Feb-20-2013.pdf
Disallow: /sites/default/files/Three-short-updates-for-the-Oceans-Committee.pdf
Disallow: /sites/default/files/Inside-the-BP-Trial-March-5-2013.pdf
Disallow: /sites/default/files/Safer-chemical-principles-Feb-22-2013.pdf
Disallow: /sites/default/files/EDF-ICP_fact-sheet.pdf
Disallow: /sites/default/files/EDF-PA-Comments-11-12-15.pdf
Disallow: /sites/default/files/documents/North-Carolina-Community-Impacts-Agricultural-Methane-Biogas.pdf
Disallow: /sites/edfclimatecorps.org/files/2016_Climate_Corps_Training_Agenda.pdf
Disallow: /sites/edfclimatecorps.org/files/Fellowship_Training_Prework.pdf
Disallow: /sites/edfclimatecorps.org/files/EDFCC-training-travel-information.pdf
Disallow: /sites/edfclimatecorps.org/files/EDFCC-pathway-to-training.pdf
Disallow: /sites/edfclimatecorps.org/files/EDFCC-climate-corps-agenda.pdf
Disallow: /sites/edfclimatecorps.org/files/RFP-EDF-Climate-Corps-OnlineTraining.pdf
Disallow: /sites/edfclimatecorps.org/files/elective-sign-up.pdf
Disallow: /sites/edfclimatecorps.org/files/ESE-Sustainability-Tours.pdf
Disallow: /sites/edfclimatecorps.org/files/ese-2017-agenda.pdf
Disallow: /sites/default/files/energy-conference-bingo-cards.pdf
Disallow: /sites/edfclimatecorps.org/files/summit-tours.pdf
Disallow: /sites/edfclimatecorps.org/files/EDF_Climate_Corps_Summit_Agenda.pdf

# Custom paths
Disallow: /contact/email/*
Disallow: /related_blog_posts/*
Disallow: /slideshow/
Disallow: /less-carbon-more-jobs/map/
Disallow: /less-carbon-more-jobs/district/
Disallow: /our-work-fighting-climate-change
Disallow: /how-you-can-help-2
Disallow: /climate/cap-and-trade-case-studies
Disallow: /sites/default/files/CT_*
Disallow: /living-style-guide/*
Disallow: /george-shultz-edfs-approach-natural-gas-gains-respect
Disallow: /george-shultz-edfs-approach-natural-gas-gains-respect-2
Disallow: /style-guide
Disallow: /home-test
Disallow: /health/myexposome-wristband
Disallow: /50th-anniversary-celebration
Disallow: /methane-moment-event
Disallow: /PPTrsvp
Disallow: /response-forbes-michael-shellenberger
Disallow: /node/23208
Disallow: /methanesat-materials
Disallow: /greenwire
Disallow: /mission-methane
Disallow: /mission-methane-revealed
Disallow: /climatetech
Disallow: /climate-week/turning-climate-risk-climate-progress
Disallow: /people/feed/*
Disallow: /aggregator/sources
Disallow: /aggregator/sources/*

# Custom: AR2019
Disallow: /sites/default/files/AR2019/EDF_Annual_Report_2019.pdf
Disallow: /Zi7B
Disallow: /Zi7X
Disallow: /Zi78
Disallow: /Zi72

# Custom: Sitemap
sitemap: https://www.edf.org/sitemap.xml
        

テクニカルSEO

オンページSEO

コンテンツとUX