teri schultz reports. >> there is a dirty little secret every country is keeping, except it's not thatttle. in many cases, a nation are its biggest limit or of greenhouse gases, but how big is secret. that's allowed under both the kyoto and paris climate agreements, both deals exempting military forces, paste on the fact that adversaries could use the strategy based on emissions data. but any emissions plan must include these hidn figures. >> the cost is huge and they've goa huge supply chain, so it will make a difference whetr or not they arenvolved in the in mission reduction targets. >> this is one of the groups that has just created a website tracking what little has been voluntarily revealed about military emissions. the united states has significant underreporting, but the cost of war project estimates the u.s. armed forces mitt more than many industrialized countries, including sweden or portugal. she hopes the more the website publishes, the more the public will push for action. >> more needs to be done and our targets need to be set. >> the european union's net zero plan does