Answer:
In 2018,Belgium had the highest degree of urbanization among OECD countries with 98% of the population residing in urban areas
Plessy v Ferguson was a landmark case and was a United States Supreme Court decision to uphold the laws that kept segregation, under the phrase "separate but equal". This regarded public facilities for the most part including buses, bathrooms and water fountains. This was brought from the Committee of Citizens in New Orleans, so this was applied across the board in Louisiana.
I believe the answer you're looking for is temperature and precipitation.
Climate is based on the amount of rainfall (i.e. a rainforest) or the temperature (i.e. a tropical climate)