Nankai University researchers have found that plant leaves can directly absorb microplastics (MPs) from the atmosphere, ...

In the root, the xylem forms a central column ... So that water and gases have a limited distance to diffuse. Vascular tissue in the midrib and veins Branches of the xylem, to transport water ...

Rain, however, isn’t what makes sap rise up through a tree’s vascular tissue, or xylem. It’s temperature changes and root pressure that make sap rise up in the trees. The moisture from the ...