30 points what are local authorities doing to fix the problem of purple loosestrifes? (invasive species) i need a source for the answer( where did u get the answer from)

Which element is used in photosynthesis found in atmosphere and fixed by bacteria?

2. if scientists identify an animal with bilateral symmetry and no segmentation, which phylum can it definitely not belong to? a. roundworms b. annelids c. mollusks d. flatworms

Why do leaves change color in the fall? green pigments break down and no longer mask the color of chlorophyll. chlorophyll breaks down and no longer masks the colors of other pigments. red- and yellow-colored pigments grow and mask green-colored chlorophyll. green-colored chlorophyll breaks down and turns red and yellow.