(a) a change in type of use of a structure or land or, if the ordinance or rule divides uses into classes, a change from one class of use designated in an ordinance or rule to a use in another class so designated;

(b) a material increase in the intensity of use of land or environmental impacts as a result thereof;

(c) commencement of mining, excavation or material alteration of grade or vegetation on a parcel of land excluding environmental restoration activities;

(d) material alteration of a shore, bank or flood plain of a river, stream, lake, pond, or artificial body of water;

(e) re-establishment of a use which has been abandoned for one year;

(f) departure from the normal use for which development permission has been granted, or material failure to comply with the conditions of an ordinance, rule or order granting the development permission under which the development was commenced or is continued. The following operations or uses do not constitute development for the purposes of this title:

(i) public improvements undertaken for the health, safety or welfare of the public. Such public improvements shall be consistent with the goals and objectives of this title, and shall include, but not be limited to, maintenance of an existing road or railroad track;

(ii) work by any utility not involving substantial engineering redesign for the purpose of inspection, maintenance or renewal on established utility rights-of-way or the likes, and any work pertaining to water supply for the residents of Suffolk county;

(iii) work for the maintenance, renewal, replacement, reconstruction, improvement, or alteration of any existing structure or additions to an existing residence or residential property owned by an association formed for the common interest in real property;

(iv) the use of any structure or land devoted to dwelling uses for any purposes customarily incidental and otherwise lawful;

(v) the use of any land for the purpose of agriculture or horticulture;

(vi) work by a utility performed for the purpose of public health, safety, or welfare and consistent with the goals and objectives of this title;

(vii) existing or expanded recreational use consistent with the purposes of this title including scouting activities, the maintenance or expansion of facilities associated with or necessary for such scouting activities including, but not limited to, the addition, modification, expansion or replacement of structures necessary for such activities and such clearing as may be reasonably required for the maintenance or expansion of scouting activities;

(viii) a change in use of land or structure from a use within a class specified in an ordinance or rule to another use in the same class;

(ix) residential development on any subdivision, residential clustered development, land division or site plan which has received preliminary or final approval on or before June first, nineteen hundred ninety-three, providing the lots to be built upon conform to the lot area requirements of the current zoning, are subject to the three year exemption contained in section two hundred sixty-five-a of the town law, or are subject to an exemption from an upzoning adopted by a town board;

(x) in the core preservation area, construction of one single family home and customary accessory uses thereto on those parcels identified in the comprehensive land use plan adopted by the commission in June of nineteen hundred ninety-five and as amended on February twenty-first, two thousand one;

(xi) in the compatible growth area, construction of single family homes and customary accessory uses thereto on any lot held on June 1, 1993 in ownership singly and separately from adjacent lots;

(xii) in the compatible growth area, continuation of existing non-conforming uses, and activities permitted by special permit or special exception, including renewals of said special permits or exceptions;

(xiii) in the compatible growth area, land divisions or subdivisions in the compatible growth area consisting of five or fewer residential lots which conform to the lot area requirement of the existing zoning for the subject parcel;

(xiv) in the compatible growth area, renovations, reconstructions, additions or extensions to existing commercial or industrial uses providing the addition or extension conforms to the uses permitted in the zoning district in which said parcel is located and which does not increase existing square footage by more than twenty-five percent; or

(xv) in the core preservation area, the state or public corporation projects on parcels identified in the comprehensive land use plan adopted by the commission in June of nineteen hundred ninety-five, as amended on February twenty-first, two thousand one and October twentieth, two thousand four. Development as designated in an ordinance, rule, or development permit includes all other development customarily associated with it unless otherwise specified. 14. "Agriculture" or "horticulture" shall mean any production of plants or animals useful to man, including but not limited to: forage or sod crops; grains and feed crops; dairy animals and dairy products; poultry and poultry products; livestock, including beef cattle, sheep, swine, horses, ponies, mules or goats, and including the breeding and grazing of any or all of such animals; bees and apiary products; fur animals; trees and forest products; fruits of all kinds including wineries; vegetables; nursery, floral, ornamental and greenhouse products and farmstands for selling products raised or produced on site and other associated structures required for their production.