What's the importance of world earth day?

Hey this is extremely !international aid debate for geography 10 will mark de brainliest! questions are down below plz put an answer and evidence for it. q1: what are the problems with international aid? q2: what are the alternatives to international aid? q3: what do you think is the best approach to offer international aid? ( answer these questions with credible answers and evidence)

Which of the following types of nonrenewable fuel sources requires the storage of radioactive waste? a. coal b. nuclear c. solar d. oil

You have been tasked with sorting the rock samples shown into three categories, with two rocks in each category. what attribute would you use to sort these rocks? which rocks would be in each category? rocks: obsidian, coquina limestone, granite, soapstone,pumice, and gneiss.