Hardwoods, known as broadleafs, are trees classed as angiosperms with ovules enclosed for fruit protection. When appropriately watered on good fertile sites or fed in the landscape with a unique tree ...

Large scale destruction of trees—deforestation—affects ecosystems, climate, and even increases risk for zoonotic diseases spreading to humans. A logger takes down a large tree at the Tuxekan logging ...

Individual aseismic areas move as rigid plates on the surface of a sphere. Application of the Mercator projection to slip vectors shows that the paving stone theory of world tectonics is correct and ...