cuales son los paises o las regiones que tienen mayor vulnerabilidad a la desertificacion impacto local y mayoy emision de carbono impacto global

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?

Why the moon is not visible from earth during the new moon ?

Scientists think that convection currents flow in earth’s a. continents. b. mantle. c. lithosphere. d. inner core.