Determine whether each activity impacts land resources in a positive or negative way.

erosion
Positive Impacts
Negative Impacts
habitat restoration
deforestation
urbanization
reforestation
desertification
laws and regulations

Which supports the idea that birds and butterflies both have wings but they do not have a common ancestor with wings? the wings are analogous structures that evolved differently and do not have a similar internal structure. the wings are homologous structures that evolved differently and do not have a similar internal structure. wings of birds are vestigial structures, but the wing structures of bats are not vestigial. wings of bats are vestigial structures, but the wing structures of birds are not vestigial.

Plz will mark! the diagram shows the positions of the sun, moon and earth during spring tides, when the high tides are at their highest and low tides at their lowest. what is it about these positions that causes these high and low tides?

Hemoglobin is a proton that carries oxygen around your body what is hemoglobin made from