The criterion level, often abbreviated as Lc, is the steady noise level permitted for a full eight-hour work shift. This is 85 dB(A) in most jurisdictions, but it is 90 dB(A) in Quebec and 87 dB(A) for organizations that follow the Canadian federal noise regulations.
Royal Catchfly (Silene regia) This striking plant may grow as high as five feet, with bright red flowers. It flowers from May through September, and can be seen in remnant prairies and open woods. In Missouri, it is known only in the Ozarks.
Where the Red Fern Grows is the heartwarming and adventurous tale for all ages about a young boy and his quest for his own red-bone hound hunting dogs. Set in the Ozark Mountains during the Great Depression, Billy Coleman works hard and saves his earnings for 2 years to achieve his dream of buying two coonhound pups.