Historical clue formulations

• 20th- and 21st-century artist known by his first name — 2020-01-10
• Big name in environmental art — 2015-10-03
• Big name in outdoor art — 2014-02-21
• "The Gates" artist — 2012-10-14
• Wrap artist? — 2003-08-31
• "Wrap" artist — 2000-10-08
• His art is a wrap — 1998-10-05