I think it could be a dessert
The weather is warmest in the summer because the earth is on a tilt that faces towards the sun.
chlorine gas would need certain weather conditions because otherwise the wind, if blowing severely, would blow the gas back to the soldier's faces. and that wouldn't be very effective in poisoning your enemy, it would just poison the soldiers on your side.
Because of the reflection of light off the ice mineral crystal faces.
cleavage surface are smooth and shiny as the fracture is due to weakness in the bonds between the atoms rather than a breakage. Crystal face is where the crystal development such as twinning take place.
Because the earth rotates, when it is day in your part of the world the earth is facing the sun. When its night it faces away from the sun.
All regions. The challenges would depend on the type of weather for the region.
One of the hardest challenges for UNICEF is Somalia, because in Mogadishu, the capital there has been lots of fighting.
floods
nothing
they have a bad economy because they are still recovering from all the money they spent in World War 2
giggity
China and India
Invasive plants and animals is one of the challenges that the Galapagos Conservancy faces. Humans bring alien species to the islands.
Unemployment and debt mostly
Hera fears losing Zeus's love for her
Teens are faced with a few different challenges in society. The mainly face peer pressure.
he will use his quick thinking and wits to overcome the challenges to come