Public Timelines

For companies For educational institutions For teachers For students Dashboard

For educational institutions For teachers For students Dashboard

Create a timeline

Public timelines

About & Feedback Terms Privacy FAQ

Dashboard Get premium

Donate

aug 20, 1800 - Pollution to Air and Water

Description:

Air was black and unbreathable

Added to timeline:

1492-1920 Timeline

10 Oct 2017

1

0

1160

Date:

aug 20, 1800

Now

~ 225 years ago

About & Feedback Terms Privacy FAQ

Dashboard Get premium

Donate

The service accepts bank transfer (ACH, Wire) or cards (Visa, MasterCard, etc). Processed by Stripe.

Secured with SSL