Direction: In the following passage there are blanks, each of which has been numbered. Choose the correct word from the given options which fits the blank appropriately.

The air quality index touches ____(1)____ levels frequently; ____(2)____ of groundwater is a stark reality of today; water tables are ____(3)____; oceans are rising; the air is ____(4)____ polluted by vehicles and industries; plastic waste is ____(5)____ the entire ecosystem and landfills are becoming a part of the skyline of our cities.