Humans need to eat and drink water everyday for healthy sustainable life on earth. Proximity of villages, cities, all population centres have fresh water rivers running through or near them.

The evolution of human population distance to water in the USA from 1790 to 2010 - Nature Communications
There are dynamic and complex interactions between population and water resources. Here the authors studied the spatio-temporal relationship between human and water resources in conterminous US and found that dynamic human distance to water reflects the changing societal reliance on adjacency to maj…
Hydrology - an overview | ScienceDirect Topics
"Hydrology is the science that encompasses the study of water on the Earth's surface and beneath the surface of the Earth, the occurrence and movement of water, the physical and chemical properties of water, and its relationship with the living and material components of the environment."

How Ancient Trade Changed the World
Trade created routes, ports and stories.

Civilisation is dependent on trade and trade routes between civilisations past, present, and future will The world we live in is constructed of economies of nations and the supply chains that connect them

8 Trade Routes That Shaped World History
Whether they carried salt, incense, or tea, here are eight historic roads that helped make the world as we know it.
What is parity? (And why you should care) - Food First
During a recent campaign stump through the Midwest, Bernie Sanders walked the fields in Iowa, posed on a tractor, and galvanized the rural crowd with a word not spoken by a presidential candidate in many decades: parity. Though foreign to most of the voting public, parity is at the core…
Retail food prices at purchasing power parity exchange rates: A first look at aggregate ICP 2017 data
The International Comparison Program (ICP) released its 2017 purchasing power parity (PPP) exchange rates on May 19th 2020, enabling governments and others to compare the real level of economic activity among countries. In this blog post...
What Is Purchase Power Parity?
Purchasing power parity is a theory that says prices of goods between countries should equalize over time. Learn how to use it with examples.
Conversion rates - Purchasing power parities (PPP) - OECD Data
Find, compare and share OECD data by indicator.
What Is Purchasing Power Parity (PPP)?
Purchasing power parity (PPP) is an economic theory that compares different the currencies of different countries through a basket of goods approach.

Purchasing power parity (PPP) is a popular metric used by macroeconomic analysts that compares different countries' currencies through a "basket of goods" approach. Purchasing power parity (PPP) allows for economists to compare economic productivity and standards of living between countries.

con·glom·er·ate noun /kənˈɡlämərət/ a number of different things or parts that are put or grouped together to form a whole but remain distinct entities. “the Earth is a specialized conglomerate of organisms” 6360025 CANADA INC. DBA SUPRANATIONAL TRADE CORP. is our parent company that w...
Consolidate user pools , create data lakes from datasets curated for niche audience development.docx
The Meaning of the Economic Term Basket of Goods
A basket of goods is defined as a constant set of consumer products and services valued on an annual basis and used to calculate the consumer price index (CPI).
Consumer Price Index Frequently Asked Questions : U.S. Bureau of Labor Statistics
Consumer Price Index Frequently Asked Questions
Consumer Price Index (CPI) Definition
The Consumer Price Index measures the average change in prices over time that consumers pay for a basket of goods and services.

The goods and services in the CPI basket are divided into 8 major components: Food; Shelter; Household operations, furnishings and equipment; Clothing and footwear; Transportation; Health and personal care; Recreation, education and reading, and Alcoholic beverages, tobacco products and recreational cannabis.

Purchasing Power Parity
Pacific Exchange Rate Service: Current Exchange Rates; Database of Historical Exchange Rates; Canadian Dollar Services; Exchange Rate Economics; daily updated exchange rate data; exchange rate charts, plots, and diagrams
How Commodities Work
A commodity is a basic good used in commerce that is interchangeable with other goods of the same type.
Commodity Markets
Commodity Markets
Good Food Glossary: Supply Chain vs. Value Chain
What’s the difference between a supply chain and a value chain? Good Food Glossary gives you the definition.