The 29-year-old autistic man endured some of the year's hottest temperatures.
Giant hogweed, found in at least 12 states, causes painful blisters and blindness.
All 5 were found quickly and were uninjured.
Neighbors and coworkers said the man had been "acting differently" before his hiking trip.
Officials shuttered the popular trail after erosion made hiking the bluffs too dangerous.
Cyclists in Boston, New York, Chicago, and San Francisco can ride gratis in May.
Four miles of new singletrack are in the works at the upstate park.
The project gives rookie campers a free, fully stocked campsite with a Camping Ambassador for one weekend at a New York State park.
The original stretch of the AT in Bear Mountain State Park turns 95 this year.
The Hudson Valley resort will debut five new runs in time for next season.
Resorts from Vermont to New York will remain open past their usual closing dates due to the abundance of spring snow.
Hunting fees pay for wildlife conservation. With participation dropping, who will pick up the slack?