This site uses cookies to improve your experience. To help us insure we adhere to various privacy regulations, please select your country/region of residence. If you do not select a country, we will assume you are from the United States. Select your Cookie Settings or view our Privacy Policy and Terms of Use.
Cookie Settings
Cookies and similar technologies are used on this website for proper function of the website, for tracking performance analytics and for marketing purposes. We and some of our third-party providers may use cookie data for various purposes. Please review the cookie settings below and choose your preference.
Used for the proper function of the website
Used for monitoring website traffic and interactions
Cookie Settings
Cookies and similar technologies are used on this website for proper function of the website, for tracking performance analytics and for marketing purposes. We and some of our third-party providers may use cookie data for various purposes. Please review the cookie settings below and choose your preference.
Strictly Necessary: Used for the proper function of the website
Performance/Analytics: Used for monitoring website traffic and interactions
XTO) [ExxonMobil] and Hilcorp Energy Company (Hilcorp) , agreed to resolve alleged CleanAirAct and Pennsylvania Air Pollution Control Act violations involving their oil and gas production operations in Pennsylvania. In separate agreements, XTO Energy Inc. DEP Announce $5.275 Million In Penalties, Plus $1.4
At the high temperatures in internal combustion engines, some of the nitrogen in the air actually burns, resulting in the formation NO or NO 2 , which are collectively called NOx. NOx plays a role in forming groundlevelozone and final particulates (PM2.5), both of which are human health hazards.
The emissions make a significant contribution to climate change because methane is a highly potent greenhouse gas which, in the first 20 years after it is released, traps approximately 84 times more heat in the earth’s atmosphere than carbon dioxide (on a per ton basis).
We organize all of the trending information in your field so you don't have to. Join 12,000+ users and stay up to date on the latest articles your peers are reading.
You know about us, now we want to get to know you!
Let's personalize your content
Let's get even more personalized
We recognize your account from another site in our network, please click 'Send Email' below to continue with verifying your account and setting a password.
113 
Let's personalize your content