In many less-developed countries, visitors often observe much more _____ on the sides of roads than is typically seen in Europe or the US.

Understand the Problem

The question asks which word best fits into the blank regarding a common observation in less-developed countries compared to Europe or the US. The key concepts include environmental observation and comparison between regions.

More Information

The word 'litter' is used to describe waste or trash that is scattered, which is often observed more frequently in less-developed countries along roadsides.

Sources

• In many less-developed countries, visitors often observe much more ... - numerade.com