is tobacco a perennial Tobacco, Tree (Nicotiana glauca), packet of 100 seeds Stout plants of two to three feet produce shiny rounded leaves and abundant plumes of yellow flowers that attract beneficial insect pollinators Woodland Tobacco plants - Nicotiana

Commentary Back to school doesnt mean back to vaping What parents need to know when kids are back at school Vaping products confiscated from students at Skyview High School in Billings, Montana (Photo by Darrell Ehrlick of the Daily Montanan)

If periodontal disease is not treated with professional prophylaxis (teeth cleaning) and, in some cases, surgery, it can lead to moderate-to-advanced periodontitis and further destruction of the bone and gum tissue

Farmers crops need to be rotated regularly so as to avoid depleting soil nutrients

Field measurements reveal exposure risk to microplastic ingestion by filter-feeding megafauna