The big problem is, people who hate leaf blowers and power saws rarely confront their neighbors.

WSJ: Joe Queenan on the Sound of One Neighbor Misbehaving | Moving Targets

Other deadly obstacles include high winds, falling branches, hidden roots and power saws.

FORBES: America's Most Dangerous Jobs

They're carrying ropes, poles, water and huge power saws.

NPR: Dam Scrutiny, Quake Aid Efforts Ramp Up in China

Where once the non-pro was exposed only to danger from lawnmowers and jig saws, the democratization of power equipment has opened up new world of hazards for the do-it-yourselfer.

FORBES: The Most Dangerous Power Tools