DEFINING THE REGION
ECOSYSTEMS & CLIMATE
TRIBAL GEOGRAPHY
RIVERS & LAW
ECONOMIC CORRIDORS
100

This body of water defines the western edge of the Pacific Northwest.

What is the Pacific Ocean?

100

This type of forest ecosystem is common on the west side of the Cascades due to heavy precipitation.

What is coniferous forest?

100

Many tribal homelands align with this type of geographic system.

What are rivers and watersheds?

100

This phrase in treaties protected access to fishing sites.

What are “usual and accustomed grounds and stations”?

100

This inland city functions as a major distribution and service hub in eastern Washington.

What is Spokane?

200

This mountain range creates the major climate divide between wet west and dry east.

What is the Cascade Range?

200

This ecosystem dominates much of the Columbia Plateau.

What is steppe (or high desert)?

200

This river is central to fishing cultures across the region.

What is the Columbia River?

200

This action by the state included arresting fishermen and cutting nets.

What is enforcement of fishing regulations?

200

This city is closely tied to agricultural processing in central Washington.

What is Yakima?

300

This major river system ties together Washington and Oregon and helps structure the region.

What is the Columbia River?

300

These high-elevation environments are found at the tops of the Cascades.

What is alpine?

300

This concept refers to Native nations’ authority over their own land and governance.

What is sovereignty?

300

This court decision affirmed treaty fishing rights in 1974.

What is the Boldt Decision?

300

This three-city area—Kennewick, Pasco, and Richland—functions as a Columbia River hub for energy production, food processing, and scientific research.

What are the Tri-Cities?

400

This physical climate effect explains why eastern Washington is dry while the west is forested.

What is the rain shadow?

400

This type of boundary separates forested land from arid zones and helps define the region.

What is a climate transition zone?

400

This misunderstanding occurred when U.S. officials negotiated with one band or clan but treated it as agreement with an entire nation.

What is a misunderstanding of how tribes governed themselves?

400

Judge Boldt ruled tribes were entitled to this portion of harvestable fish.

What is up to 50 percent?

400

This regional flow system moves agricultural and energy products from rural areas through inland hubs to coastal ports and then to global markets.

What are east–west economic corridors?

500

A strong regional boundary must include both these two types of evidence.

What are physical and cultural (human) geography?

500

This landform helps determine where tribal homelands and watersheds align.

What is a watershed (or river basin)?

500

Tribal geography strengthens a regional definition of the Pacific Northwest because it shows this existed long before state borders.

What is a lived cultural region?

500

The court said a right to fish without protecting this made the treaty meaningless.

What is fish habitat (or sufficient fish populations)?

500

Rivers remain critical for this reason instead of relying only on trucks.

What is bulk transport efficiency (barge shipping of grain/fuel)?