Description: If the prices of goods and services do not include the cost of negative externalities or the cost of harmful effects they have on the environment, people might misuse them and use them in large quantities without thinking about their ill effects on the environment.
Jet lag. Jet lag is a mismatch between your body clock and the local time wherever you are. It's caused by rapid travel across time zones. Jet lag is also compounded by the fact that long hours spent on a plane can cause you to sleep too much, or not enough, possibly at the wrong time of day relative to where you departed from.
A subset of the region that shares a time zone makes a change to its DST requirements or changes the time bias of its time zone. A new time zone is required for the subset of users changing requirements because the existing time zone is needed as is for the rest of its users.-or-New DST or TZ change that does not match another TZ's exact parameters including historical time data accuracy (from 2010). Microsoft will introduce a new time zone for such scenarios.