Ideally you will find articles that talk about your brand's role in ecology, but most teams will find that pollution and conservation, if they are discussed at all, are discussed a the corporate level. Your brand or company position in new technologies may only be found indirectly by looking through periodical indexes for openings of new facilities, except office space. Database Generic substitutes can be very, very broad. A substitute is anything that can be used instead of your product. Watch out for products that could be unused if social values changed.
Laws can also change the use or availabliltiy of products and substitutes.
These actions almost always have economic and financial impacts. There may also be cultural or social ramifications. The summary provided in the index is sufficient for this project. PAIS State level discussions on these public policy issues are of interest for this assignment only because some states are leading the national discussion. Most projects will not need this.