"To alter the landscape" means to make significant changes to the physical features, natural surroundings, or overall appearance of a particular area or setting. Full definition
In today's fast - paced world, information is available at the click of a button and this has radically altered the landscape of learning. (blog.commlabindia.com)
Every week or two, it seems, another giant web platform introduces something that alters the landscape for media companies. (fortune.com)
But no sooner had they done so before other scientists pointed out that humans had significantly altered landscapes and the climate for as much as 5,000 years. (thebreakthrough.org)