Debate: Are New York's Bike Lanes Working?
Mayor Koch's bicycle network died quickly. Mayor Bloomberg's is remaking the streets of the city. What is the verdict so far?

Claim: New York's bike lanes are working
Reason: Assumption is that cyclists will ignore traffic lights at intersections and endanger pefestrians.
Warrant 0: cyclists will either learn to follow the road rules or get hit by cars
Warrant 1: cyclists will not learn to either follow the road rules or get hit by cars
Correct warrant: 0

Claim: New York's bike lanes are working
Reason: Assumption is that cyclists will ignore traffic lights at intersections and endanger pefestrians.
Warrant 0: this is an assumption, not fact, and it is simply untrue
Warrant 1: this is a logical assumption, very probable
Correct warrant: 0

Claim: New York's bike lanes are not working
Reason: Bike lanes ensure the safety of both bikers and pedestrians.
Warrant 0: the lanes are safe because cars don't get in them and bikers stay in them
Warrant 1: the lanes are not safe because cars get in them and bikers don't stay in them
Correct warrant: 1

Claim: New York's bike lanes are working
Reason: New York Bike lanes are unsafe for the riders.
Warrant 0: attention is being drawn to this fact, changes are being made to increase their safety
Warrant 1: changes are not being made to increase their safety
Correct warrant: 0

Claim: New York's bike lanes are not working
Reason: The number of city-bound cyclists to Manhattan has almost doubled in the last seven years.
Warrant 0: there are not too many people on the paths now
Warrant 1: there are too many people on the paths now
Correct warrant: 1

Claim: New York's bike lanes are not working
Reason: The number of city-bound cyclists to Manhattan has almost doubled in the last seven years.
Warrant 0: cyclists are not causing havoc to street traffic
Warrant 1: cyclists are causing havoc to street traffic
Correct warrant: 1

Claim: New York's bike lanes are not working
Reason: The bike lanes are low cost and fast.
Warrant 0: Bike lanes cause a lot of accidents with pedestrians and street traffic.
Warrant 1: Bike lanes do not cause a lot of accidents with pedestrians and street traffic.
Correct warrant: 0

Claim: New York's bike lanes are not working
Reason: Many people ride bikes to work.
Warrant 0: riding a bike to work makes you tired and ineffective
Warrant 1: riding a bike to work makes you less tired and ineffective
Correct warrant: 0

Claim: New York's bike lanes are not working
Reason: Biking is good for one's health and the environment. It is more expensive to maintain roads than bike lanes.
Warrant 0: the lower expense has allowed for proper upkeep
Warrant 1: even the lower expense hasn't allowed for proper upkeep
Correct warrant: 1