写真素材の検索結果

Vegetation profile of a savanna.

Vegetation profile of tropical mountain lands.

Vegetation profile of a boreal forest. The tree layer consists mainly of conifers, and mosses are the predominant ground cover.

Vegetation profile of a desert.

Vegetation profile of a grassland.

Vegetation profile of a temperate deciduous forest.

Tree

Cyclone collectors remove relatively coarse particulates from the air. Small cyclones are often installed on mobile sources.

Map showing mountain ridge terrain, illustration

Forest being cleared for farming, illustration

Dynamic vegetation, illustration

Baghouse employing an array of fabric bags for filtering the airstream.

Siberian stonecrop (Sedum hybridum), illustration

Siberian stonecrop (Sedum hybridum), illustration

Siberian stonecrop (Sedum hybridum), illustration

tree silhouettes

tree silhouettes

tree silhouette on white background, vector illustration

tree silhouette on white background, vector illustration

tree silhouette on white background, vector illustration

tree silhouette on white background, vector illustration

tree silhouette on white background, vector illustration

tree silhouette on white background, vector illustration

tree silhouette on white background, vector illustration

tree silhouette on white background, vector illustration

tree silhouette on white background, vector illustration

tree silhouette on white background, vector illustration

tree silhouette on white background, vector illustration

tree silhouette on white background, vector illustration

The mammalian pituitary gland, showing the anterior lobe (adenohypophysis) and posterior lobe (neurohypophysis).

The endoplasmic reticulum plays an important role in the biosynthesis, processing, and transport of proteins and lipids.

Cross-section showing component parts of arteries and veins

Rising air in an unstable atmosphere

Photosynthesis, conceptual artwork

Neogene period, illustration

Ice dam failure, illustration

winter tree

Winter tree

winter tree

Four flower trees in a row

Conifer, artwork

Conifer, artwork

Pink cassia (Cassia nodosa), artwork

Capturing carbon dioxide, conceptual illustration

Capturing carbon dioxide, conceptual illustration

Earth's prebiotic and modern atmosphere

Cross section of a V-type engine.

Diesel engine equipped with a precombustion chamber.

Modern version of the Leclanche cell. This heavy-duty zinc-carbon primary battery is a dry cell with an immobilized electrolyte.

Automotive-type lead-acid battery, a storage battery that holds its charge for a long time and can be recharged.

Diagram of a mammalian muscle spindle.

Cabbage palm (Sabal palmetto)

Fishtail palm (Caryota urens), artwork

Weynouth pine (Pinus strobus), artwork

Wood-drying kiln

Types of faulting in tectonic earthquakes.

tree silhouette on white background, vector illustration

tree silhouette on white background, vector illustration

tree silhouette on white background, vector illustration

tree silhouette on white background, vector illustration

tree silhouette on white background, vector illustration

tree silhouette on white background, vector illustration

tree silhouette on white background, vector illustration

tree silhouette on white background, vector illustration

Annual circulation patterns in a dimictic lake: stratification in the summer and complete overturn in the autumn and spring.

Ghost cusk eel

Global atmospheric pressure differences

Carbon dioxide vehicle emissions, artwork

Climate agreement, conceptual illustration

Polar ice caps melting, conceptual image

Scooter

Scooter

Royal flush

Young professionals

Young people

young people

Future of motor vehicles, artwork

Mandrake root (Mancragora officinarum)

Grass green border.(can be repeated and scaled in any size)

Set from grass of green border.(can be repeated and scaled in any size)

Grass green border.(can be repeated and scaled in any size)

Grass green border.(can be repeated and scaled in any size)

Compound pier

Photosynthesis, artwork

Lilium philadelphicum and Lilium pomponi

Alder, Turnera ulmifolia var angustifolia

Gazania (Gazania rigens), artwork

Arabian coffee (Coffea arabica), artwork

Daffodil (Narcissus tazetta), artwork

Daffodil (Narcissus pseudonarcissus)

South African daisy (Arctotis sp.)

Spanish iris (Iris xiphium), artwork

Bearded iris (Iris germanica), artwork

Everlasting (Phaenocoma prolifera)

Coral bean tree, Erythrina corallodendron

Kenaf (Hibiscus cannabinus), artwork

Mountain ridge's rate of environmental change, illustration

Editable vector illustration of a tree and its roots

Oilgrass (Cymbopogon iwarancusa)

bench on green grass

Arum dioscoridis, 19th century

Lily (Arum bulbiferum), artwork

Lime

Shaddock

Lemon

Citron

Grapefruit

Valencia orange

Navel orange

Tangerine

Sargassum fish

Nile perch

Figures of man and woman holding hands, illustration

winter trees

Three-cornered garlic (Alllium triquetum), illustration

The surface reflectance differences between a pre-agricultural (forest) and a modern agricultural (patchwork heating) landscape.

Broken USA, conceptual illustration

Apartment building with tree on leaf

Single white Orchid, illustration

Porphyra umbilicalis, illustration

Buttonweed (Cotula coronopifolia), illustration

Siberian iris (Iris sibirica), artwork

Sugarcane flower (Saccharum officinarum)

Ivy gourd (Bryonia grandis), artwork

Tulip (Tulipa sp.), artwork

Tulip (Tulipa sp.), artwork

Tulip (Tulipa sp.), artwork

Alga (Ulva lingulata), artwork

Alga (Ulva pavonia), artwork

Kelp (Fucus agarum), artwork

Kelp (Fucus radiatus), artwork

Kelp (Fucus bulbosus), artwork

Kelp (Fucus digitatus), artwork

Kelp (Fucus crispus), artwork

Kelp (Fucus crispus), artwork

Kelp (Fucus saccatus), artwork

Guernsey lily (Nerine sarniensis)

Common lilac (Syringa vulgaris)

Trumpet vine (Campsis radicans)

Persian cyclamen (Cyclamen persicum)

Turkish iris (Iris orientalis), artwork

Brassila cretica plant, artwork

Environmental care, conceptual image

Zonation of the ocean. Note that in the littoral zone the water is at the high-tide mark.

Transverse section of an artery.

Anacyclus valentina, artwork

Centaurea glastifolia, artwork

Field poppy (Papaver rhoeas), artwork

Oriental poppy (Papaver orientale)

Edmondia sesamoides, artwork

Capillipedium parviflorum, artwork

Palm tree, artwork

Cross section of a typical bomb calorimeter.

Elements of the traveling-wave tube (TWT), used to amplify microwave signals over broad bandwidths.

Blower-scavenged, two-stroke-cycle engine with uniflow scavenging, displaying both upstroke and downstroke.

Nickel (hydroxide)-cadmium cell of “jelly roll” construction. This rechargable battery is commonly used in portable devices.

Georges Leclanche's dry cell and its later variations, zinc chloride and alkaline cells, are batteries commonly used worldwide.

Cutaway view of an alkaline-manganese dioxide power cell.

Cutaway view of a typical construction of a miniature power cell, as in a zinc-silver oxide or zinc-mercuric oxide system.

Seismic ray types in Earth's interior from earthquake at F.

Displacements in the Earth in four types of free vibrations.

The analysis of sound frequencies by the basilar membrane.

The two sensory organs of balance: the cristae of the semicircular ducts and the maculae of the utricle and saccule.

Cassin's honey guide

Indri (Indri indri)

Rufous-Tailed jacamar

Wet scrubber using a limestone slurry to remove sulfur dioxide from flue gas.

Sand palm (Livistona humilis), artwork

Mother nature, conceptual artwork

Schematic drawing of the structure of a typical bacterial cell of the bacillus type.

Generated by an undersea earthquake, a tsunami may propagate over open ocean waters before cresting and inundating a coastline.

Black duck

White spruce (Picea glauca), artwork

Downsides to electricity, artwork

植木がはみ出るトラブル

Common saltwort (Salsola kali), illustration

Mushroom cloud, artwork

Water map, illustration

Environment map, illustration

A new start for Earth, conceptual image

Transpiration, illustration

set tree silhouette on white background, vector illustration

Earth and tree wrapped in leaf

Hand holding globe with leaf growing out it

Guarana plant (Paullina cupana), artwork

Hands with power station chimneys and wind turbines in leaf shape

Hand and leaf growing out of globe

Climate questions, conceptual illustration

Locking carbon dioxide in rocks, conceptual illustration

Locking carbon dioxide in rocks, conceptual illustration

Virus, illustration

Virus, illustration

The process of cell division by mitosis.

Human arterial supply and venous drainage of the organs.

Three types of natural selection, showing the effects of each on the distribution of phenotypes within a population.

Evolutionary history of the globin genes. The dots indicate the duplication of ancestral genes, giving rise to new gene lineage.

The steps involved in the engineering of a recombinant DNA molecule.

The artery wall and the ultrastructure of the smooth muscle cells within it.

Winner

Running skeletons