Houston Texans switch to artificial surface rest of 2015 - ESPN
Texans to replace uneven stadium grass with artificial turf - The Washington Post
Rangers' choice to install turf in the new stadium might be unpopular, but it was an informed decision
DeMeco Ryans sues for Achilles tendon tear at NRG Stadium - NBC Sports
Photos: Rangers lay down synthetic grass, conduct Super Flush as construction progresses at Globe Life Field
When sod meets man: Kenan Stadium gets grass field for Chelsea vs. Wrexham game - The Daily Tar Heel
NRG Stadium Walter P Moore
NRG Stadium Prepares For Super Bowl – Houston Public Media
NRG Stadium, Houston Texans football stadium - Stadiums of Pro Football
NRG Stadium Fun Facts - Act Global
Artificial Turf Is Piling Up With No Recycling Fix - The Atlantic