What is the most common form of censorship and why?

If you are born in the US to Illegals are you considered a US citzen? What kind environment is conducive to positive and adaptive responses? What makes pollution break the ozone layer? What kind of people cut down trees? What are the four ways mass media plays a role in the political process? Why do people need welfare? Why is bamboo being cut down? Is Euthanasia legal or illegal in South Africa? I am a UK and Canadian citizen Can I get US citizenship now I have a US husband and want to live in Canada and US when we retire? What are some positive impacts of using earth heat? What is the current living conditions in Jerusalem? What type of bottle is best for the environment? Where can one US resident rent dump trailers from? Who Dorothea Dix fought for the rights of? Is pine wood renewable? What resources formed in earths crust from plant and animal matter over many years was it biotic resources mineral resources renewable resources nonrenewable resources water resources or fossil fuels? What are amnesty bins for? What does wearing a black ring mean? How do you make PTA Resolution about cutting tree? Where did the Maltese immigrants settle in Canada?