Pakistan shares a border with China in the Gilgit-Baltistan region, which is approximately 595 kilometers long.

The Arabian Sea is a critical maritime corridor located to the south of Pakistan, connecting it to the Persian Gulf and the global trade network.

The Wakhan Corridor is a narrow strip of Afghan territory that separates Pakistan from Tajikistan.

Balochistan province shares a long border with Iran, stretching over 900 kilometers.

The Radcliffe Line was drawn up by Sir Cyril Radcliffe in 1947 to demarcate the partition of British India into India and Pakistan.

Gwadar Port is situated on the Makran Coast in the Balochistan province, offering a strategic deep-sea port location.

The Khyber Pass has historically served as the most significant strategic mountain pass connecting Central Asia to the Indian subcontinent.

The Karakoram range runs along the border between Pakistan and China, home to K2 and many high-altitude glaciers.

The Line of Control is the military control line that separates the parts of the Jammu and Kashmir region controlled by India and Pakistan.

Pakistan's coastline faces the Arabian Sea and the Gulf of Oman, sharing a maritime boundary with Iran.

Afghanistan is a landlocked country located in Central/South Asia, sharing a long border with Pakistan to the south and east.

The extreme northern tip of Gilgit-Baltistan is the strategic region where the borders of Pakistan, China, and the Wakhan Corridor of Afghanistan converge.

Sir Creek is a 96-km strip of water disputed between India and Pakistan in the Rann of Kutch marshlands.

The Khunjerab Pass is the highest paved international border crossing in the world, connecting Gilgit-Baltistan to China.

Balochistan is the largest province of Pakistan and shares long international borders with both Iran to the west and Afghanistan to the north.

The 202-kilometer-long border between Sialkot and Jammu is termed as the 'Working Boundary' by Pakistan.

Chaman is one of the two major international border crossings between Pakistan and Afghanistan, located in the Balochistan province.

The Montreal Protocol on Substances that Deplete the Ozone Layer is an international treaty designed to protect the ozone layer.

Eutrophication is the process where water bodies receive excess nutrients, typically from fertilizers, causing excessive plant and algal growth.