impacted on by vs impacted by

Some examples from the web:

• It's impacted on our life.
• You spending two hours at that function wouldn't have impacted on any actions.
• The... knock-on effect impacted on the tube company's systems.
• The visit by King Mohammed VI to the Western Sahara has not impacted on the above-mentioned approach in any way.
• Again, I would like the Commissioner's comments as to how the transposition and implementation of the Directive impacted on this situation.
• There were major problems at the Frethun rail freight depot in Northern France which impacted on Channel Tunnel operations until, in 2002, additional security was introduced.
• It would be short-sighted to think that, in this age of globalisation, European policy only impacted on our own citizens.
• The captive consumption remained rather stable over the period considered and could therefore not have impacted on the situation of the Community industry.
• It is true that MET was rejected also because state influence was found that impacted on costs/prices.
• The investigation showed that the economic crisis undoubtedly impacted on the situation of the Union industry.
• Where more than one bodywork section is required to be tested, both shall be impacted on the same side.
• However this analysis is complicated by raw material and energy price increases which have impacted on prices of the product concerned.
• Therefore, inclusion of the captive market would not have impacted on the overall conclusions reached in relation to the free market.
• The Supervisory Committee has therefore worked for nearly eighteen months with a marked staff shortage which has inevitably impacted on the work plan outlined by the Committee for its mandate period.
• Finally, it is noted that the development of captive use by the Community industry was examined as other factor of injury in part 5 - Causation in order to establish whether it could have impacted on their situation.
• Since its establishment, the single market project has impacted on the day-to-day activities of citizens and companies in a range of fields.
• The new referrals are not accompanied by additional funding, and the overall impact of the financial crisis has negatively impacted on the key ICC donors, resulting in stagnation of its budgetary resources.
• This severely impacted on the competitiveness of the European footwear sector, which was unable to face the flooding of imported goods at very cheap prices.
• This dreadful tragedy has not only destroyed a region and a city; it has also impacted on an entire country and its people.
• Another question is: how have the signs of a world food crisis impacted on WTO negotiations?

Some examples from the web:

• There aren't many that's because the water protected the basin from being impacted by asteroids and meteorites.
• And that's because the water protected the basin from being impacted by asteroids and meteorites.
• G. whereas the CCM establishes a new humanitarian standard for the assistance of victims, which include those persons directly impacted by cluster munitions as well as their affected families and communities;
• G. whereas the CCM establishes a new humanitarian standard for the assistance of victims, which include those persons directly impacted by cluster munitions as well as their affected families and communities;
• Whilst the directive is not impacted by current environmental legislation, it is probable that with an increase in smaller sizes the volumes of packaging will increase, resulting in greater amounts of packaging waste.
• 4.8 Whilst the directive is not impacted by current environmental legislation, it is probable that with an increase in smaller sizes the volumes of packaging will increase, resulting in greater amounts of packaging waste.
• The rapporteur recognises that tax collection has been impacted by structural developments and growing challenges, like an increasing global competition and an increasing mobility of factors of production; thus stresses the need for discussing alternative and robust tax bases.
• Shell fishermen in Ireland are being negatively impacted by cheap imports from the United States and Canada due to the weak dollar.
• My health was negatively impacted by the fact that you all threw me out in the street...
• I got no preferential treatment in his class... Nor was my career as a successful businesswoman impacted by...
• He said, "He was impacted by homosexuality."
• Nor was my career as a successful businesswoman impacted by...
• The most adversely impacted by too wide a scope will be investors and other users.
• EU funds should not be seen as a panacea but they could help in emergency situations especially in regions which have been more negatively impacted by globalisation.
• Firstly, the Commission must take greater account of mixed fisheries which are impacted by recovery plans.
• As a competitor, TNT said it was directly impacted by price caps on business mail which were set at a level assuming government financing and an unduly long recovery period for the pension fund deficit.
• Remember, if the ship has been impacted by the virus, it's airborne and highly, highly contagious, even from a recently deceased corpse.
• This wildlife in the area, I wonder how it's impacted by this very facility.
• The Commission supports integrated approaches between different policy sectors in order to minimise the multiple anthropogenic pressures on coral reefs impacted by climate change or ocean acidification, so as to maintain their integrity and functioning.
• The Commission also noted that this assessment may be influenced by the specific conditions for the collaboration, which may have been impacted by the aid.