What is 1 x 4

(free brainiest)

Summarize the work of famous environmental scientists of the past.

In 1999, the u. s. announced trade sanctions worth $116.8 million, targeting goods from france, germany, italy and denmark. the sanctions were in retaliation for a ban on u. s. hormone-treated beef by which organization?

Why did the following change occur? the snow that covered the ground all winter began to melt tempatures rose and flowers started to bloom