â¢Habitat Degradation â decline in habitat quality, affects many but not. all species, may be temporary; Primary cause of species extinction. globally and in most countries. â¢Habitat Loss â habitat changed in way that usually adversely affects. most or all species, effects longer term.
Waltham (/ËwÉËlËÎ¸Ã¦m/) is a city in Middlesex County, Massachusetts, United States, and was an early center for the labor movement as well as a major contributor to the American Industrial Revolution.
To the north of Hampden County is modern-day Hampshire County; to the west is Berkshire County; to the east is Worcester County; to the south are Litchfield County, Hartford County, and Tolland County in Connecticut. Hampden County is part of the Springfield, MA Metropolitan Statistical Area. It is the most urban county in Western Massachusetts. The Knowledge Corridor surrounding Springfield-Hartford is New England's second most populous urban area (after Greater Boston) with 1.9 million people.