Video created by NCSU Libraries.License, credits, and contact information can be found at http://www.lib.ncsu.edu/tutorials/picking_topic/.
One way to pick out a topic is to look at the titles of articles appearing in a journal that deals in that broad subject area. Here are some you can try for topics relating to waste and recycling:
As you are reading sources and refining your topic, write words and phrases that you could use to find more information on your topic. Search terms can be the names of people, important events or legislation related to your topic. There may be a preferred term or label used to describe your topic.
To collect keywords, subject terms, topic language, and research ideas, you might:
This database lets you browse topics by selecting on of the general subject areas on the home page:
Pollution
Resource Management
Environment and Ecology
Science and Technology
all include links to waste and recycling topics. When you click, you will find a page that has a variety of resources organized by type.