What event led to the sharp rise in human populations in the 18th and 19th centuries?

When top-roping is used, how long should the rope be in order to protect the climber throughout the climb?

Use the drop-down menus to choose the right phrases to complete the fourth amendment. the fourth amendment states that "the right of the people to be secure in their persons, houses, papers, and effec against unreasonable shall not be violated, and no warrants shall issue, but upon the exclusionary rule states that evidence cannot be admitted if it was gathered during intro done

The vedic age is known for of all of following except the concept of zero hinduism the vedic calendar the use of manure to enrich the soil