Curated category
Forestry
- TreeIn 2015, a global estimate placed the number of trees on Earth at 3.04 trillion, yet no single definition captures what makes a tree a tree.
- Deforestation and climate changeIn the years between 2010 and 2014, deforestation in tropical regions released an average of 2.6 billion tonnes of carbon dioxide each year.
- OakPollen grains found in Austrian deposits mark the oldest unequivocal records of Quercus. These samples date to the Paleocene-Eocene boundary, approximately…
- FirThe oldest pollen assignable to the genus dates to the Late Cretaceous in Siberia. Records of leaves and reproductive organs appear across the Northern…
- SpruceIn 1824, Albert Dietrich established the genus Picea to classify a group of coniferous evergreen trees. The name derives from Latin pix, meaning pitch, which…
- LumberIn the United States and Canada, milled boards are called lumber while timber describes standing or felled trees. This distinction creates immediate…
- PineThe sugar pine in Yosemite National Park reaches 270 feet into the air. This towering specimen stands as a testament to the genus Pinus, which contains over…
- WoodIn the Canadian province of New Brunswick, scientists uncovered plant fossils dating back approximately 395 to 400 million years.