The address aimed at touting progress in some areas while defying criticism from environmental groups who have blasted his steps to slash green regulations and back out of global efforts to fight climate change.
The U.S. ranking for "access to clean drinking water" is now No. 1 globally, he noted.
When conservative meme-maker Carpe Donktum got an invitation to a White House summit, he thought the email might be spam.
Mr Trump's speech was scheduled in part to mark the EPA's formal completion of the Affordable Clean Energy (ACE) rule to encourage efficiency from coal-fired power plants. "The Trump administration's record on the environment is beyond dismal and voters know it".
He churns out social media content that has been shared by U.S. President Donald Trump and past year won a $10,000 meme contest run by Infowars, the website founded by conspiracy theorist Alex Jones.
On the debate over climate change, Perry agreed the phenomenon is occurring but left open possible reasons for it. White House spokesman Judd Deere said last month the meeting would "bring together digital leaders for a robust conversation on the opportunities and challenges of today's online environment".
"I just find this completely untrue", Gross, a former director of the Energy Department's Office of International Climate and Clean Energy, told VOA.
In his speech, Mr Trump did not mention climate change and claimed signatories to the Paris accord lag behind America in terms of emissions reduction.
And ahead of the speech, the Sierra Club said the President "has quickly established the worst record on the environment and climate action of any president in the history of the country".
Mary Neumayr, chairman of the Council on Environmental Quality at the White House, defends what she calls a "practical, balanced approach" on environmental issues by Trump, that allows for supporting business growth nationwide.
Asked to cite more recent improvements, Wheeler pointed to "double-digit decreases in lead and sulfur dioxide" in the air in the United States during the Trump administration.
"We can have arguments about it isn't happening for this reason or that", he said.
Mr Trump has vowed to pull the United States from the Paris Climate Agreement, an worldwide accord to fight global warming through carbon emissions cuts and a transformation of the world economy away from fossil fuels. However, the EPI states the USA ranks 10th for air quality and 29th for water and sanitation quality.